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shusha [124]
3 years ago
5

Write a simplified polynomial expression in standard form to represent the area of the rectangle below.

Mathematics
2 answers:
JulijaS [17]3 years ago
6 0
Given:
Rectangle shape.
One side: 5x + 2
other side: x - 4

Area = length * width
Area = (5x+2)(x-4)
A = 5x(x-4) +2(x-4)
A = 5x² - 20x + 2x - 8
A = 5x² - 18x - 8
Sophie [7]3 years ago
6 0

Answer:

its ........................................................C

Step-by-step explanation:

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R + 3 1/2 = -4 2/3
alexandr402 [8]

Answer:

R = -8 1/6

Step-by-step explanation:

We'll solve the given equation for R.

Subtract 3 1/2 from both sides of the equation, to isolate R:

           R +  3 1/2  -  3 1/2 = -4 2/3  - 3 1/2, or

            R = -4 2/3 - 3 1/2

The LCD here is 6, which is the product of 3 and 2.  Converting the fractions to denominator 6, we get:

              R = -4 4/6 - 3 3/6, or

               R = -7 - 7/6, or R = -7 - 1 1/6, or -8 1/6

3 0
3 years ago
Jane bought 4 books, 3 cups, and 7 rungs. She paid $4 per book, $5 per cup, and $10 per ring. Estimate her change from $50 bill
vlada-n [284]

Hello!

Let's multiply each thing here.

4(4)=16

3(5)=15

15=16=31

50-31=29

Therefore, her change is $29.

I hope this helps!

8 0
3 years ago
Read 2 more answers
PLS HELP Find the value of x.<br> A. 4<br> B. 2<br> C. 7<br> D. 14
mars1129 [50]

Answer:

ANSWER IS B

Step-by-step explanation:

5x - 3 = 3x + 1

5x - 3x = 1 + 3

2x = 4

x = 4/2

x = 2

4 0
3 years ago
Read 2 more answers
Lcm of 14, 21 and 28
Zepler [3.9K]
7 is the lcm of all.
5 0
3 years ago
Can someone show the answer? need this quick :(
Oksanka [162]

Answer:

f(1) is 1, just look at the x-value provided in the parenthesis. f(1) means function value at x = 1, and the graph shows that at x = 1, y = 1.

8 0
3 years ago
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