200+5x=100+7x

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Solution for 200+5x=100+7x equation: 



200+5x=100+7x

We move all terms to the left:

200+5x-(100+7x)=0

We add all the numbers together, and all the variables

5x-(7x+100)+200=0

We get rid of parentheses

5x-7x-100+200=0

We add all the numbers together, and all the variables

-2x+100=0

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

-2x=-100

x=-100/-2

x=+50

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