x/7-4=-x/7

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Solution for x/7-4=-x/7 equation: 



x/7-4=-x/7

We move all terms to the left:

x/7-4-(-x/7)=0

We get rid of parentheses

x/7+x/7-4=0

We multiply all the terms by the denominator


x+x-4*7=0

We add all the numbers together, and all the variables

2x-28=0

We move all terms containing x to the left, all other terms to the right

2x=28

x=28/2

x=14

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