Find (12y + 20y2 – 2) + (-13y2 + y - 10). Write your answer in
standard form.

Find (12y + 20y2 2) + (-13y2 + Y - 10). Write Your Answer Instandard Form.

Answers

Answer 1

Answer:

7y²+13y-12

Step-by-step explanation:

20y²+12y-2-13y²+y-10

7y²+13y-12


Related Questions

The following data points represent the number of students in each teacher's class at Dodger Middle School. Sort the data from least to greatest. 21 14 23 15 17 22 14 21 Find the median class size. students​

Answers

Answer:

i think 19

Step-by-step explanation:

Answer:

The answer is 19.

--------------------------------

Least To Greatest

--------------------------------

14, 14, 15, 17, 21, 21, 22, 23.

Step-by-step explanation:



On Friday and Saturday, there were a total of 200 cars in a parking lot. On Friday, there were 120
m the lot. What percent of the total number of cars were in the parking lot on Saturday?

Answers

Answer:

0.4

Step-by-step explanation:

The Molina family went to a concert together. They purchased 4 concert tickets for $25 each, 3T -shirts for $15 each, and a poster for $10.Write an expression for the total cost. Then find the total cost.

Answers

Answer:

155

Step-by-step explanation:

( 25 x 4 ) + ( 3 x 15 ) + 10 = 155

Jake says that there should be a decimal point in the quotient 142.45 ÷ 7.4 = 1,925 after the 2.

Part A
Which equation shows the best estimate for the quotient?
A. 150 ÷ 10 = 15
B. 150 ÷ 5 = 30
C. 140 ÷ 10 = 14
D. 140 ÷ 7 = 20
Part B


.

Answers

Answer:

sorry

Step-by-step explanation:

Please need help ASAP I would really appreciate if you help me

Answers

Answer:

y = 900(1 - .40)^3

y = 194.4 or rounds to $194

Step-by-step explanation:

PLEASE HELP ASAP!! WILL GIVE BRAINLEIST!!
Jayden wants to buy cookies for his friends. The radius of a cookie is 5 inches. What is the cookie's circumference?
Answers:
A: 10 in
B: 15.7 in
C: 2.5 in
D: 31.4 in

Answers

Answer:

The answer is B lol

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

radius is half the diameter

to find out the circumference, you do diameter times pi.

if radius is 5, the diameter is 10.

10 inches is the answer.

A

The basketball team went out for pizza after their championship game.
The total bill was $125. The tax rate was 7%. The coach left a 25% tip for the waitress because she worked very hard serving all of the kids.
Determine the total bill.

Answers

Answer:

$165

Step-by-step explanation:

Find what 7% of $125 is. (Multiply 125 times .07)

Find what 25% of 125 is (Multiply 125 times .25)

Add everything together

You get an answer of $165

Hope I helped!! :)

Pls mark brainliest!!!

What is the GCF of 17 and 8?

Answers

Answer: the answer is 1

Step-by-step explanation:

Answer: The GCF of 17 and 8 is 1

can someone make sure my answers are correct

Answers

Answer:

Yes they are all correct. Great job!

Answer:

yep these are correct

Step-by-step explanation:

60
70
50
Find angle x

Answers

Answer:

Where is the pictureeeeeeee

Answer:

picture??

Step-by-step explanation:

heres more lolllllllllllll

Answers

Answer:

Awwww ty <3

You are too nice lollllllllllllll

Step-by-step explanation:

Steph needs to help her parents put a fence around their pool. They want the fence to be square and want each side to measure 6 meters. They already have 10 meters of fencing. How many more meters of fencing should they buy?

Answers

Answer:

14 more meters

Step-by-step explanation:

6 times square (4) = 24

24-10 = 14

Please answer this HELLLPPPP!!!!!

Answers

Answer:

x = 10

Step-by-step explanation:

Diagonals of a rhombus bisect each other at a 90° angle, but most importantly (for this problem), they bisect the opposite angles of the rhombus equally.

This means that the two angles, given by the expressions (6x + 12) and (8x - 8), are equal to each other.

Set them equal to each other in an equation and solve for x.

6x + 12 = 8x - 8

Subtract 6x from both sides.

12 = 2x - 8

Add 8 to both sides.

20 = 2x

Divide both sides by 2.

x = 10

The value of 10 for x will make the given parallelogram a rhombus.

List all the factor pairs for 48. make a table to help and add the table.

Answers

Answer:

The factor pairs of the number 48 are: 1 x 48, 2 x 24, 3 x 16, 4 x 12, and 6 x 8

Step-by-step explanation:

PLEASE HELP ME WITH THIS MATH!

Answers

Answer:

1. 25

2. 10

3. 18

4. 48

5. 48

6. 28

7. 7

8. 4

9. 12

Step-by-step explanation:

PLEASE ANSWER ASASSP!!!!!!!!!!!!!!!!!!!!
Sovle the equation
6 (y + 1.5) = -18
What is y?

Answers

Answer:

6(y+1.5)=-18

6y+9=-18 -9

6y=-27 ÷6

y=-4.5

Step-by-step explanation:

prove me wrong

Answer:

-4.5

Step-by-step explanation:

6(y+1.5)=-18

y+1.5=-18/6

y+1.5=-3

y=-3-1.5

y=-4.5

the Pythagorean theorem


please help answer all the questions

Answers

Answer:

Step-by-step explanation:

A.)

[tex]a^{2} + b^{2} = c^{2}[/tex]

[tex]16^{2} +20^{2}= c^{2}[/tex]

256 + 400 = [tex]c^{2}[/tex]

656 = [tex]c^{2}[/tex]

25.6 = c

__________________________________________________________

B.)

[tex]a^{2} + b^{2} = c^{2}[/tex]

[tex]25^{2}+ 10^{2} = c^{2}[/tex]

625 + 100 = [tex]c^{2}[/tex]

725 = [tex]c^{2}[/tex]

26.9 = c

__________________________________________________________

C.)

[tex]a^{2} + b^{2} = c^{2}[/tex]

[tex]12^{2} +10^{2}= c^{2}[/tex]

144 + 100 = [tex]c^{2}[/tex]

244 = [tex]c^{2}[/tex]

15.6 = c

__________________________________________________________

D.)

[tex]a^{2} + b^{2} = c^{2}[/tex]

[tex]26^{2}+ 24^{2} =c^{2}[/tex]

676 + 576 =  [tex]c^{2}[/tex]

1,252 =  [tex]c^{2}[/tex]

35.4

__________________________________________________________

Sry it takes a lot of time to put in these equations and all that

Hope it helped!

please i need help:/

Answers

Answer:

the answer would be B or 358.38

Are the lines y=4 and x=-3 perpendicular

Answers

Answer:

Yes, because y=5 will intersect the y axix (giving a horizontal line) and x =-3 will intersect the x axis (giving a vertical line). They will intersect at angle 90.

Step-by-step explanation:

Please gimme brainliest

Answer:

Yes

Step-by-step explanation:

When you graph y=4 it is a horizontial line going straight forever. You would mark a dot on postive four on the y-axis. For x, do the same thing mark on the negative three on the x-axis. But this one will be vertical.

REMEMBER-

Although the x-axis is horizontial when there is no Y (x,y) it will be vertical. And it is opposite for the Y.

What is the least common denominator of 1/4 and 7/9

Answers

Answer: It is 36

Step-by-step explanation:

Which pair shows equivalent expressions? (a) 2(2/5x+2)=2 2/5 x+1 (B) 2(2/5x+2) = 2/5x+4 (C) 2(2/5x+2) =2/5x+2 (D) 2(2/5x+2) =2 2/5x+8

Answers

Answer: C) 2(2/5x+2) =2/5x+2 this would be the answer.

Step-by-step explanation:

Answer is c because 2(2/5x+2) = 2/5x+2

What is the slope of a line parallel to the line 2x + 3y = 5?

Answers

i think its 2/3 but im not sure .

Answer:

D

Step-by-step explanation:

Parallel lines have same slope

Write the equation in slope - intercept form

2x + 3y =5

       3y = -2x + 5

Divide the equation by 3

    [tex]y = \frac{-2}{3}x +\frac{5}{3}[/tex]

So, slope = (-2/3)

<1 and <2 are complementary angles. the measure of <1 is 42°. The measure of <2 is 3x°. find the value of x.​

Answers

90-42=48

48=3x
48/3=16

x=17

help me pls i need to do it pls

Answers

Answer: Your answer would be A. A full on explanation is the denominators both have to be equal so 24 is right then you factor and multiply the numerator by how ,uch it takes the denominator to get to 24. So 2 20/24 + 3/24 is 2 23/24. I hope this helps you. Your answer is A = 2 23/24

Step-by-step explanation:

Consider the following frequency table representing the scores on a test.

Scores on a Test

Class Frequency
40–43 7
44–47 7
48–51 7
52–55 8
56–59 4

Required:
a. Determine the lower class boundary for the fifth class.
b. Determine the upper class boundary for the second class.
c. Determine the class width of each class.
d. Determine the number of scores between 39.5 and 55.5

Answers

Answer:

(a)56

(b)47

(c)3

(d)29

Step-by-step explanation:

From the given frequency

(a) Fifth class is 56-59.

    The lower class boundary for the fifth class is 56.

(b) Second class is 44-47.

    The upper-class boundary for the second class is 47.

(c) Class width = 47-44 = 3, 47-44 = 3.

(d) Number of scores between 39.5 and 55.5 is

    =7 + 7+ 7 + 8 =29

What would you tip for a $22 meal if you wanted to leave 15%?
$18.70
$4.40
$3.30
$25.30

Answers

3.30 because 22 x 15% = 3.3
3.30,good luck with your math

The museum of natural history has an auditorium that can seat 200 people. A class of 45 students is seated in the auditorium for a lecture. What decimal represents the portion of the seats in the auditorium that are empty? Please help FAST!

Answers

Answer:

.225

Step-by-step explanation:

45/200

Please help photo attached

Answers

Answer:

C

Step-by-step explanation:

conjugate just changes the sign of the radical (but nothing else)

Answer:
C
Explanation:
I took the test

FinWhat is the perimeter of the triangle in the graph? Round your answer to the nearest tenth if necessary. (1 point) 8.9 8.0 12.9 8.5d the missing y-coordinate that makes the two triangles congruent. Triangle ABC: A(8,4), B(2,6), C(5, 0) Triangle MNO: M(7,4), N(1,2), O(4, y)

Answers

Answer:

man did you ever find out the answer bc I'm dying I cannot fail this test-

Answer:

12.9

Step-by-step explanation:

it is common sense

also i just took test

below this text is the question

Answers

Jehebwhsjebvddndnene
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