Which expression is equivalent to 2.2 - 0.5(0.6x - 1.8) ? a. 0.3x + 1.3 b. 0.3x + 3.1 c. 1.3 - 0.3x d. 3.1 - 0.3x

asked Jul 20, 2017 27.8k views

3 votes

Which expression is equivalent to 2.2 - 0.5(0.6x - 1.8) ?

a. 0.3x + 1.3
b. 0.3x + 3.1
c. 1.3 - 0.3x
d. 3.1 - 0.3x

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3 votes

Answer: the answer is D.

Explanation:

2.2-0.5 (0.6x-1.8)

2.2-0.3x+0.9

3.1- 0.3x

Mitesh Pathak answered Jul 23, 2017

7.6k points

4 votes

2.2 - 0.5(0.6x - 1.8)
2.2 - 0.5(0.6x) + 0.5(1.8)
2.2 - 0.3x + 0.9
-0.3x + 2.2 + 0.9
-0.3x + 3.1

The answer is B.

SnoopFrog answered Jul 25, 2017

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