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Elenna [48]
3 years ago
5

Select the value of x that makes the equation

Mathematics
1 answer:
SOVA2 [1]3 years ago
7 0

Answer:

-60

Step-by-step explanation:

-3(x + 10) + 2x = 30 becomes -3x - 30 + 2x = 30 after having performed the multiplication.  Combining like terms, we get -x = 60, so that x must be -60 (Answer 4)

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5 0
2 years ago
Algebra 1 polynomials hellllp​
defon
A. 40x^2 + 240x + 200
Shape: Rectangle
Formula: A = LW
A = (10x + 10)(4x + 20)
= (10x)(4x) + (10x)(20) + (10)(4x) + (10)(20)
= 40x^2 + 200x + 40x + 200
= 40x^2 + 240x + 200
————————————————————-
2. 57,600 ft^2
Width:
4x + 20 = 160
4x = 140
x = 35
Plug-In:
10x + 10
10(35) + 10
350 + 10
360 = Length
————————————-
A = LW
A = 360 • 160
A = 57,600 ft^2
8 0
2 years ago
Which expression is equivalent to 3(-5x + 2) + 20x - 7
lukranit [14]

about Answer: The correct answer would be <u><em>d) 5x - 1</em></u>

Step-by-step explanation:

Simplify or Evaluate the expression and Combine like terms

3(-5x + 2) + 20x - 7

Learn more about how to solve the problem here: brainly.com/question/17829483

7 0
2 years ago
Read 2 more answers
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