3x-4+2x=-20+15

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Solution for 3x-4+2x=-20+15 equation: 



3x-4+2x=-20+15

We move all terms to the left:

3x-4+2x-(-20+15)=0

We add all the numbers together, and all the variables

3x+2x-4-(-5)=0

We add all the numbers together, and all the variables

5x+1=0

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

5x=-1

x=-1/5

x=-1/5

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