Question

PLEASE HELP!!! 20 POINTS

Justify each step of the solution by stating the property that was used to get to each step.

Given: 2(10 − 13)+ 9 −5 = −34 + 55

Step 1: 2(10 −13) +9 = -34 + 60

Step 2: 20 — 26x + 9x = -34x + 60

Step 3: -17x = -34x + 40

Step 4: 17x =40

Step 5: x = 40/17

Answer 1

Explanation:

Properties used in each step are as below-

2 (10 -13x) + 9x = -34x +60

Step 1: -Associative property

Step 2: - Additive property of equality.

Step 3: - Additive property of equality.

Step 4: - Division property of equality