80-4x=50-7x

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Solution for 80-4x=50-7x equation: 



80-4x=50-7x

We move all terms to the left:

80-4x-(50-7x)=0

We add all the numbers together, and all the variables

-4x-(-7x+50)+80=0

We get rid of parentheses

-4x+7x-50+80=0

We add all the numbers together, and all the variables

3x+30=0

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

3x=-30

x=-30/3

x=-10

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