15+3x=-5

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Solution for 15+3x=-5 equation: 



15+3x=-5

We move all terms to the left:

15+3x-(-5)=0

We add all the numbers together, and all the variables

3x+20=0

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

3x=-20

x=-20/3

x=-6+2/3

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