7x+5x=7x-3

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Solution for 7x+5x=7x-3 equation: 



7x+5x=7x-3

We move all terms to the left:

7x+5x-(7x-3)=0

We add all the numbers together, and all the variables

12x-(7x-3)=0

We get rid of parentheses

12x-7x+3=0

We add all the numbers together, and all the variables

5x+3=0

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

5x=-3

x=-3/5

x=-3/5

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