7x+2x-4=4x+15

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Solution for 7x+2x-4=4x+15 equation: 



7x+2x-4=4x+15

We move all terms to the left:

7x+2x-4-(4x+15)=0

We add all the numbers together, and all the variables

9x-(4x+15)-4=0

We get rid of parentheses

9x-4x-15-4=0

We add all the numbers together, and all the variables

5x-19=0

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

5x=19

x=19/5

x=3+4/5

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