3x-5x+15x=-12+20+1-2

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Solution for 3x-5x+15x=-12+20+1-2 equation: 



3x-5x+15x=-12+20+1-2

We move all terms to the left:

3x-5x+15x-(-12+20+1-2)=0

We add all the numbers together, and all the variables

3x-5x+15x-7=0

We add all the numbers together, and all the variables

13x-7=0

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

13x=7

x=7/13

x=7/13

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