20+x=15+2

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Solution for 20+x=15+2 equation: 



20+x=15+2

We move all terms to the left:

20+x-(15+2)=0

We add all the numbers together, and all the variables

x+20-17=0

We add all the numbers together, and all the variables

x+3=0

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

x=-3

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