5x-15+2x=7x-15

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Solution for 5x-15+2x=7x-15 equation: 



5x-15+2x=7x-15

We move all terms to the left:

5x-15+2x-(7x-15)=0

We add all the numbers together, and all the variables

7x-(7x-15)-15=0

We get rid of parentheses

7x-7x+15-15=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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