weamber weamber

12-09-2018
Mathematics

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is x = 6 a solution to this equation 7-2x=1-5x+2x.how do you know? if not what is the correct solution

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TANJUMA TANJUMA

12-09-2018

-2x + 5x -2x = 1 - 7
-4x + 5x = -5
-1x = -5
Then x = 5 not 6 :)

First of all, I collect like terms by rearranging coefficient with variables to one side plus
Rules;
1. When moving a coefficient (number ) the sign changes

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