7+30=5x+42

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Solution for 7+30=5x+42 equation: 



7+30=5x+42

We move all terms to the left:

7+30-(5x+42)=0

We add all the numbers together, and all the variables

-(5x+42)+37=0

We get rid of parentheses

-5x-42+37=0

We add all the numbers together, and all the variables

-5x-5=0

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

-5x=5

x=5/-5

x=-1

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