45+45=4x+18

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Solution for 45+45=4x+18 equation: 



45+45=4x+18

We move all terms to the left:

45+45-(4x+18)=0

We add all the numbers together, and all the variables

-(4x+18)+90=0

We get rid of parentheses

-4x-18+90=0

We add all the numbers together, and all the variables

-4x+72=0

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

-4x=-72

x=-72/-4

x=+18

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