5x-7=4x-1 how to solve

asked Apr 21, 2017 188k views

4 votes

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6 votes

This one is quite simple. Subtract 4x from both sides, and you get x-7=-1. Add 7 on both sides, and you get x=6

Rodniko answered Apr 23, 2017

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6 votes

5x - 7 = 4x - 1...subtract 4x from both sides
5x - 4x - 7 = -1...add 7 to both sides
5x - 4x = -1 + 7...simplify
x = 6

Paulo Campez answered Apr 27, 2017

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