Answer:
graph A
Step-by-step explanation:
A
Helen had $330 in her savings account when Vince opened a savings account with zero dollars.
Helen deposited $30 into her account each week for x weeks.
Vince deposited $50 into his account each week for x weeks.
The accounts did not earn interest.
Which inequality represents this situation when the amount of money in Helen's account was greater than the amount of money in Vince's account?
A.
30x>330+50x
B.
50x 330+30x
I think the answer is 30x+330>50x
Step-by-step explanation:
for the option A it was slightly changed,
cause the $30 was deposited by helen not Vince.
so check that well
What is the y-intercept of a line that passes through the points (5, -6.5) and (-12, 2)?
Answer:
y-intercept = -4
Step-by-step explanation:
equation of a line: y=mx+b
two points given are (5, -6.5) and (-12, 2)
first we can easily find value of m or the slope, by using the slope formula. the value of m=-0.5.
formua to find m: [tex]\frac{2-(-6.5)}{-12-5}[/tex]= -0.5
to find the value of b (the y-intercept), we need to plug in a y and x value, we are given 2 ordered pairs, you can use either one and plug x-value in for x and the y-value in for y.
if i plug in (5, -6.5), my equation looks like this: -6.5=5(-0.5)+b
then you just solve for b and it turns out to be -4.
The solution is -4
The y intercept of the line passing through the points
P ( 5 , -6.5 ) and Q ( -12 , 2 ) is -4
What is an Equation of a line?
The equation of a line is expressed as y = mx + b where m is the slope and b is the y-intercept
And y - y₁ = m ( x - x₁ )
y = y-coordinate of second point
y₁ = y-coordinate of point one
m = slope
x = x-coordinate of second point
x₁ = x-coordinate of point one
The slope m = ( y₂ - y₁ ) / ( x₂ - x₁ )
Given data ,
Let the equation of line be represented as A
Now , the value of A is
Let the first point be P = P ( 5 , -6.5 )
Let the second point be Q = Q ( -12 , 2 )
Now , the slope of the line between 2 point is given by
Slope m = ( y₂ - y₁ ) / ( x₂ - x₁ )
Substituting the values in the equation , we get
Slope m = ( 2 + 6.5 ) / ( -12 - 5 )
Slope m = - 8.5 / -17
Slope m = -1/2
Slope m = -0.5
Now , the equation of line is given as
y - y₁ = m ( x - x₁ )
Substituting the values in the equation , we get
y - ( -6.5 ) = -0.5 ( x - 5 )
On simplifying the equation , we get
y + 6.5 = -0.5x + 2.5
Subtracting 6.5 on both sides of the equation , we get
y = -0.5x - 4
The equation is of the form y = mx + b where m is the slope and b is the y-intercept
Therefore , the y intercept of the line is -4
Hence , the y intercept of the line A is -4
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8x-6y=-24
-48x+6y=144
8x−6y=−24
Step 1: Add 6y to both sides.
8x−6y+6y=−24+6y
8x=6y−24
Step 2: Divide both sides by 8.
[tex]\frac{8x}{8}[/tex] = [tex]\frac{6y-24 }{8}[/tex]
x= [tex]\frac{3}{4} y[/tex] [tex]-3[/tex]
---------------------------------------------------------------------------------------------
−48+6y=144
Step 1: Simplify both sides of the equation.
6y−48=144
Step 2: Add 48 to both sides.
6y−48+48=144+48
6y=192
Step 3: Divide both sides by 6.
[tex]\frac{6y}{6}[/tex] = [tex]\frac{192}{6}[/tex]
y = 32
Ms. Salazar’s car averages 25 miles per gallon of gasoline. She filled the 10-gallon tank with gasoline before traveling 200 miles on a trip. Which graph BEST represents this situation?
Step-by-step explanation:
2524 ÷ 23 = 24a6u= 7
bengek hyung
the formula for the volume of a rectangular prims is v=Iwh if the volume is 200 meters ^ 3 and the length is 5 meters and the width is 4 meters what is the height of the prims?
Answer:
323 is the height
Step-by-step explanation:
Answer:
10 meters high
Step-by-step explanation:
Step 1: Calculate:
200 = (5)(4)H
200 = (20)H
Step 2: Divide both sides:
200/20 = 20H/20
10 = H (Height)
First to help me with this problem will get marked brainliest!!! :))
Answer:
J
Step-by-step explanation:
8 would multiply with 25 to form 200.
The equation will be formed like this 200=100x after cross multiplying
u then divide by 100 which equals 2, 2 is 25 percent of 8 which makes it the correct answer
What is Derricka's goal, in miles, for the total distance she will swim on Monday, Tuesday, and Wednesday? Show your work.
Respond in the space provided.
Answer:
there is no backgroung information?
Step-by-step explanation:
SOMEONE PLZ HELP ME!!!!!!
Anja claims that Thai challenge can be solved with a single rotation.
Braden says it can be solved with a single reflection
Who is right?
a) Anja
b) Braden
c) Both
d) Neither
Explain.
Plz help!!! ANSWER IF YOU KNOW LOTS OF POINTS!!!!
Answer:
Anja is correct.
Step-by-step explanation:
If you rotate the figure to the left, around the correct vertex, you will land on the after image.
Can someone help me on this real quick PLZZZZZZZZZZZzz
Step-by-step explanation:
1)On the table for Yards put 3 and 5. Then put Feet as 6, 12 and 18.
2)On 2 put [tex]\frac{6}{2} \frac{9}{3} \frac{12}{4} \frac{15}{5}[/tex]
Each ratio is equal to 3:1
3)The equation that describes the relationship is x:y
4)The equation that describes the relationship is 3:50
Alamo Cola manufactures a soft drink made with 2.5% peach juice concentrate. What is this percent expressed as a fraction and decimal?
A) 1/4 and 0.025
B) 1/4 and 0.0025
C) 1/40 and 0.025
D) 1/400 and 0.0025
i don't know sorry if its wrong please correct me, it looks like c
ba. Finish the statement: If two lines are parallel, then their slopes are?
Answer:
If two lines are parallel, then their slopes are equal.
what is the GCF of 100 and 20
Answer:
20
Step-by-step explanation:
20 is the greatest factor because:
20*5=100
20*1=20
PLEASE HELP WILL MARK BRAINLIEST
Answer:
4th and 5th
Step-by-step explanation:
A movie is 2 and a quarter hours long. A family is able to watch 2/6 of the movie before having to leave the theater. How many hours of the movie did the family watch?
Answer:
29 mints OK. O that's v the answer all
Theater A charges $5 for tickets and $2 per snack that is bought. Theater B
charges $4 for tickets and $3 per snack that is bought. What is the equation
of both theaters?
Ay2x + 4
y 3x+ 5
B. y = 4x + 2
y = 5x + 3
OC. y = 5x + 2
y 4x + 3
O D.y = 2x + 5
y = 3x + 4
Ed
Answer:
the answer is d.
Step-by-step explanation:
as soon as you go to the theater, you HAVE to pay $5 in theater a, with two dollars for ONE snack bought, and it says two dollars PER one snack bought. therefore if x was 2, so if someone wanted to buy 2 snacks, then you would multiply by 2 to get the total cost, or y, for the snacks. answer d is the only one that has the correct numbers in the correct places for theater a and b.
hope this helps!
pls help me guys I’m on my final
Answer:
A
Step-by-step explanation:
Answer:
A.
Step-by-step explanation:
Hope I was Right
which equation is equivalent to x2+7x+12/ x2-x-12
Answer:here try both of these
x=4
x=3
Step-by-step explanation:
I have over 20 pencils in my desk
Answer:
that means you probably have 40 or 30
Step-by-step explanation:
pls please please answer !!!
Answer:
B) 120
Step-by-step explanation:
hope this helpssssss
Graph the equation y = 22 – 3
A car is traveling on a highway at a constant speed, described by the equation d = 70t, where d represents the distance, in miles, that the car travels at this speed in t hours. How many miles does the car travel in 1.2 hours?
Answer:
84miles
Step-by-step explanation:
Step one:
given data
we are told that the equation that describes the car's speed is
d = 70t-----------1
From the equation, we can see that the speed with which the car is traveling is 70miles per hour, while we are expected to find the distance d when the time is 1.2 hours.
Required
The distance d at 1.2 hours
Step two:
substituting in the expression we have
d= 70*1.2
d=84miles
Item 7
Jamie thought she could complete her homework in 2 hours. It actually took her 5 hours. What is the percent error?
Round to the nearest percent.
Answer:
hmmm im not sure ill forward this to someone else.
Step-by-step explanation:
Answer:
wwf
Step-by-step explanation:
fefewsdf
0 is a polynomial. T or F
Answer:
Like any constant value, the value 0 can be considered as a (constant) polynomial, called the zero polynomial. It has no nonzero terms, and so, strictly speaking, it has no degree either. As such, its degree is usually undefined.
Step-by-step explanation:
Answer:
True
Step-by-step explanation:
Your club is ordering enrollments gifts engraved with your club logo. Key chains cost $5 each. Wristbands cost $2 each. You have a budget of $150 for the gifts. The equation 5x+2y=150 models the total cost, where x is the number of key chains and y is the number of wristbands.
Missing Part
A) Determine the x and y intercepts
B) Graph in the attached figure
Answer:
x intercept: (30, 0)
y intercept: (0, 75)
Step-by-step explanation:
Given
[tex]5x + 2y = 150[/tex]
Solving (a): The intercepts
To calculate x intercept, we have:
[tex]y = 0[/tex]
Substitute 0 for y in [tex]5x + 2y = 150[/tex]
[tex]5x + 2*0 = 150[/tex]
[tex]5x = 150[/tex]
Solve for x
[tex]x = 150/5[/tex]
[tex]x = 30[/tex]
This implies: (30, 0)
To calculate y intercept, we have:
[tex]x = 0[/tex]
Substitute 0 for x in [tex]5x + 2y = 150[/tex]
[tex]5*0 + 2y = 150[/tex]
[tex]2y = 150[/tex]
Solve for y
[tex]y = 150/2[/tex]
[tex]y = 75[/tex]
This implies: (0, 75)
Solving (b): The graph
The graph will be plotted through: (30, 0) and (0, 75)
I WILL GOVE YOU BRAINIEST IF YOU CAN SOLVE THIS FIR ME PLEASE!! I need this answered rn!
Answer:
X =2 Y= 10
Step-by-step explanation:
EF ~ BC 8/20= 0.4 AB~DE 15*0.4 =6 6-4 = 2
AC~DF 25*0.4 = 10
One winter night, the temperature outside was 10°F. Overnight, the temperature dropped to –2°F.
How many degrees did the temperature drop?
A)12
B)10
C)0
D)2
I will give Brainilest,5 star rating, and a thanks
u
Question 9
1 pts
Find LJ
12
M
6
J
L
K
K
24
0 42
O 36
O 12
O 18
Answer:
18
Step-by-step explanation:
since 24 is the total value of MK, and ML is already 12 of that, you can subtract 12 to get 12. KJ is 6, so we can add that to the 12 we just got to find the total value of LJ. 12 + 6 = 18.
If the cost of a barrel of oil is $50.00, how much is the cost of one gallon of that oil? (One barrel of fuel oil contains 42 gallons.)
Answer:
$1.20
Step-by-step explanation:
Kevin purchased 5 hamburgers for $1.40 each and 6 sodas for $1.25 each. The tax on his order
was 8%. What was the total cost of Kevin's purchase?
A. $14.50
B. $15.66
C.$22.50
D. $14.58
Answer:
14.50
Step-by-step explanation:
hope this helps
The total cost of Kevin's purchase including tax would be $15.66
Calculating the cost of each item :
Cost of hamburgers = 5 × $1.40 = $7.00
Cost of Sodas = 6 × $1.25 = $7.50
The total cost of Kevin's purchases excluding tax is the sum of the items :
$7.00 + $7.50 = $14.50Tax paid on purchase :
8% × $14.50 = $1.16Therefore, The total amount paid including tax is ($14.50 + $1.16 = 15.66
Learn more : https://brainly.com/question/18796573
please help im really stuck
Answer:
The answer is 5 because 5x5 is 25