Classify the system of equations and identify the number of solutions.
4x + 2y = −8
6x + 3y = 9
inconsistent; none
consistent, dependent; one
inconsistent; one
consistent, dependent; infinite
HELP ASAP PLS

Answers

Answer 1

Answer:

inconsistent, none

Step-by-step explanation:

Write both equations in slope-intercept form to see if the lines are parallel.

These two lines have slope m = −2 and different y-intercepts, therefore they are parallel.

Since the lines are parallel, the system is inconsistent and there are no solutions.

Answer 2

The system of equations  4x + 2y = −8 6x + 3y = 9 is inconsistent and has no solutions.

What is system of Equations?

A system of equations is a collection of two or more equations with a same set of unknowns.

We need to write both equations in slope-intercept form to see if the lines are parallel.

4x+2y=-8

2y=-8-4x

y=-4-2x,

y=-2x-4, m₁=-2

and 6x+3y=9

3y=9-6x

y=-2x+3, m₂=-2.

So two lines have slope m = −2 and different y-intercepts,

It means two line are parallel.

Since the lines are parallel, the system is inconsistent and there are no solutions.

Hence 4x + 2y = −8 , 6x + 3y = 9 is inconsistent and has no solution.

To learn more on system of equations click:

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Related Questions

solve for x
5=7+x
x=

Answers

X=-2 so you have to get x alone which you subtract 7 from 5. You take the seven and subtracted it to the left side, which leaves -2 and that’s your answer
Answer X= (-2)

Step-by-step:

5-x = 7
-x = 7-5
-x = 2
So x = -2

Hope this help~

PLEASE HELPPPPPPPP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

1st one is c and 2nd one is a

what is 10x10x20x10232 hurry i really need help

Answers

Answer:

20,464,000

Step-by-step explanation:

Answer: The answer is exactly 204,64000.

Step-by-step explanation: I hope I helped you out.

solve 8(m - 5 ) = 48
solve x + 7 = 13
solve 3h - 5 = 12

please answer with an explanation
giving 30 points

Answers

Answer

[tex]1)8(m -5 ) = 48 \\ 8m - 40 = 48 \\ 8m = 48 + 40 \\ 8m = 88 \\ \frac{8m}{8} = \frac{88}{8} \\ m = 11[/tex]

[tex]2)x + 7 = 13 \\ x = 13 - 7 \\ x = 6[/tex]

[tex]3)3h - 5 = 12 \\ 3h = 12 + 5 \\ 3h = 17 \\ \frac{3h}{3} = \frac{17}{3} \\ h = 5 \frac{2}{3} [/tex]

Hope this helps you.

Let me know if you have any other questions :-):-)

Answer:

m=11, x=6, h=5 2/3

Step-by-step explanation:

8(m-5) = 48

m-5 = 48/8 = 6

m = 6+5 = 11

m = 11

x + 7 = 13

x = 13-7 = 6

x = 6

3h - 5 = 12

3h = 12 + 5 = 17

h = 17/3 = 5 2/3 or 5.67

if you wrote the number 0.0009763 as a single digit times a power of ten, would the exponent be positive or negative? explain.

Answers

Answer:

10^n   means to multiply by 10

10^-n means to divide by 10 or multiply by 1 / 10

So .0009763 means 9.763 / 10000 = 9.763 * 10-4

can also write as 9.763E-4

If multiplying then the power of 10 would have to be negative

Six values on the number line above are marked with letters. Match the opposites

A) D and F; C and E
B) D and F; E and G
C) D and F; A and G
D) A and G; E and F

Answers

Answer:

C) D and F; A and G

Step-by-step explanation:

a company had to extend a project from 276 days to 483 days. what was the precentage increase in time to complete the project?

Answers

Answer: 75% increase

Step-by-step explanation:

First, you subtract the two numbers to find out how much increased.

483-276= 207

Divide by original number

207/276= [tex]\frac{3}4}[/tex]

Multiply by 100

[tex]\frac{3}{4}*100=[/tex] 75% increase

Jarrett counted the number of times people sharpened their pencils in class for a week. He counted 13,8,8,11 and 7. Determine the mean rounded to the nearest tenth, mean,mode and range of the numbers.

Answers

Answer:

25

Step-by-step explanation:

What is the slope of the function y = − 3/4 x + 5

Answers

-3/4 is the slope.

Good luck!

Answer:

M=3/4

Step-by-step explanation:

a whole pizza is cut into twelfiths. if dexter eats 1/2 of the pizza and landry eats 1/3 of the pizza then what fraction of the pizza remains

Answers

Answer:

1/6

Step-by-step explanation:

Start be rewriting your fractions with a common denominator

Multiply [tex]\frac{1}{2}[/tex] by [tex]\frac{6}{6}[/tex] to get [tex]\frac{6}{12}[/tex]

Multiply [tex]\frac{1}{3}[/tex] by [tex]\frac{4}{4}[/tex] to get [tex]\frac{4}{12}[/tex]

These are the fractions of the pizza eaten in twelfths like the pizza is cut into.

Now subtract from [tex]\frac{12}{12}[/tex] which is the whole pizza to find the pizza remaining

[tex]\frac{12}{12} -\frac{6}{12}-\frac{4}{12} =\frac{12-6-4}{12} =\frac{2}{12} =\frac{1}{6}[/tex]

Heidi is training for a marathon. her training started at 5km and increased by 1.5km every week.

how many weeks hashed been running if she is at 32km

Answers

22222443kmggggghhhhhuuuu

12.99 marked down 25%

Answers

Answer:

$9.74 is your answer

Step-by-step explanation:

if answered correctly will give brainliest Who was prosecuting Ernesto Miranda? (what government entity is bringing the case against him?)

Answers

Answer:

Only the government initiates a criminal case, usually through the U.S. attorney's office, in coordination with a law enforcement agency. Allegations of criminal behavior should be brought to the local police, the FBI, or another appropriate law enforcement agency.

Step-by-step explanation:

Only the government initiates a criminal case, usually through the U.S. attorney's office, in coordination with a law enforcement agency. Allegations of criminal behavior should be brought to the local police, the FBI, or another appropriate law enforcement agency.

Please help I don't understand this!

Answers

Answer:

5

Step-by-step explanation:

you have to look at the temperature in the picture and look at how it slopes down and predict.

*25 points* an someone pls tell me how many solutions this equation have

Answers

Answer:

infinite number of solutions

Step-by-step explanation:

4(z - 5) + 2 = 4z - 18 ← distribute and simplify left side

4z - 20 + 2 = 4z - 18

4z - 18 = 4z - 18 , which reduces to

0 = 0 ← a true statement

This indicates the equation has an infinite number of solutions

7. Write the equation of a line which passes through the points (-3,5) and (6,23)

Answers

Answer:

answer to the equation is

[tex]y = 2x + 11[/tex]

Step-by-step explanation:

[tex]y = mx + b[/tex]

first find the slope of the line using the two points

[tex]slope \: m = \frac{y2 - y1}{x2 - x1} = \frac{23 - 5}{6 - ( - 3)} \\ = \frac{18}{9} \\ slope \: m = 2[/tex]

substitute 2 for m and use one of the points for x and y and solve for b

[tex]5 = 2( - 3) + b \\ 5 = - 6 + b \\ 5 + 6 = b \\ b = 11[/tex]

Now that you found b, the y-intercept, you can substitute that into the equation for your line

[tex]y = 2x + 11[/tex]

Phil is riding his bike. He rides 29 miles in 2 hours, 43.5 miles in 3 hours, and 58 miles in 4 hours. Find the constant of proportionality and write an equation to describe the situation. Let x represent the number of hours.


What is the constant proportionality?

And what is the equation that best describes the relationship?

Answers

did this test 100 an got an hundred and help all of my class becaseu i am the teacher

Carly collected 4 1/4 pounds of newspaper for the recycling drive. Chloe collected 5 times as much newspaper as Carly. How many pounds of newspaper did Chloe collect

Answers

the answer isss 21.25

Answer:

21 1/4

Step-by-step explanation:

5x4 1/4

The class pet eats 1/4 cup of food each day.The teacher needs to buy enough food for 3 weeks.How much rabbit food does she need to buy?

Answers

Answer: 5.25 (pounds?)

Step-by-step explanation: 7 * 3 = 21. Multiply 21 and 1/4.

About How Much Greater Is The Area Of The Largest Ocean Than The Area Of The Smallest Ocean?

Answers

The Pacific Ocean is the largest and deepest of the world ocean basins. Covering approximately 63 million square miles.

Arctic Ocean

The Central Arctic Ocean is the world's smallest ocean and is surrounded by Eurasia and North America.

(5.4 million square miles), is the world's smallest ocean.

Knowing that.... 63 - 5.4 = 57.6

57.6 million square miles

4
9

y−12=
4
1

y−4

Answers

Answer:

=÷×°°¥==÷¥✓5+7+12+16=40

HELP PLSSS THIS IS HARD SOMEONEEE

Answers

It would be the third one

Help pleaseeeeeeeeee

Answers

I think the answer is B

State if the three numbers can be the measures of the sides of a triangle
8, 9, 14
A) No
B) Yes

Answers

Answer:

No

Step-by-step explanation:

If you like my answer than please mark me brainliest thanks

What property says that changing the grouping of numbers that are either being added or multiple dose not change the value of it
Is it commutative or associative or distributive

Answers

Answer:

The associative property.

The perimeter of the mixed figure is 60?
True or false?

Answers

Answer:

True

Step-by-step explanation:

Perimeter is the sum of all sides,

= 16 + 8 + 4 + 3 + 13 + 3 + 2 + 2 + 3 + 6

= 60 cm

Solve the inequality for x. Show each step of the solution.
4x-6(x+1)>12

Answers

answer:

x < - 9

steps:

4x - 6(x + 1) > 12

2x - 3(x + 1) > 6

2x - 3x - 3 > 6

2x - 3x > 6 + 3

-x > 6 + 3

-x > 9

x < -9


hope this helps, have a great day
mark brainliest :)!!

!!! WILL GIVE BRAINIEST
Barry put all of the tiles shown below into a bag, then randomly pulled out one round one and one square one. What is the probability that Barry drew two red tiles?

I know the answer is 1/80 but how do you get there?

Answers

there are 60 squares in total.
there are 9 red squares in total.
etc

if you divide the number of events by the number of possibilities, you get probability!

Answer:

its B

Step-by-step explanation:

trust me i just got it

Write an equation in Slope-Intercept Form using the table below. ​

Answers

Answer:

y = x + 46

Step-by-step explanation:

When writing an equation of a line, keep in mind that you always need the following information in order to determine the linear equation in slope-intercept form, y = mx + b:

1. 2 sets of ordered pairs (x, y)

2. Slope (m)

3. Y-intercept (b)

First, choose two pairs of coordinates to use for solving the slope of the line:

Let (x1, y1) = (0, 46)

(x2, y2) =  (1, 47)

User the following formula for slope

[tex]m = \frac{y2 - y1}{x2 - x1}[/tex]

Plug in the values of the coordinates into the formula:[tex]m = \frac{y2 - y1}{x2 - x1} = \frac{47 - 46}{1 - 0} = \frac{1}{1} = 1[/tex]

Therefore, the slope (m) = 1.

Next, we need the y-intercept, (b). The y-intercept is the y-coordinate of the point where the graph of the linear equation crosses the y-axis. The y-intercept is also the value of y when x = 0. The y-coordinate of the point (0, 46) is the y-intercept. Therefore, b = 46.

Given the slope, m = 1, and y-intercept, b = 46, the linear equation in slope-intercept form is:

y = x + 46

Please mark my answers as the Brainliest if you find my explanations helpful :)

The seventh grade math classes are going on a field trip.

The field trip will cost $7 per student plus a one time fee of $55 for a bus to rent.

Write an expression to find the total cost of the field trip for (s) students.

Answers

Answer:

$55*($7s)

Step-by-step explanation:

So there is a one time fee for the bus. Its $55. You only pay for it once. However each student has to pay $7 to get on the bus. So 7 times how ever many students there are plus 55 dollars for the bus rent fee.

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