7x=45-5x

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Solution for 7x=45-5x equation: 



7x=45-5x

We move all terms to the left:

7x-(45-5x)=0

We add all the numbers together, and all the variables

7x-(-5x+45)=0

We get rid of parentheses

7x+5x-45=0

We add all the numbers together, and all the variables

12x-45=0

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

12x=45

x=45/12

x=3+3/4

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