21-11-2019
Mathematics

contestada

5. 7x- (3x + 5) – 8 = {(8x + 20) – 7x + 5

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alishedd83 alishedd83

21-11-2019

7x - (3x + 5) – 8 = (8x + 20) – 7x + 5

7x - 3x - 5 - 8 = 8x + 20 - 7x + 5

4x - 13 = x + 25

3x = 38

x = 12.6 (repeating 6)

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