3a-7=-22

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Solution for 3a-7=-22 equation: 



3a-7=-22

We move all terms to the left:

3a-7-(-22)=0

We add all the numbers together, and all the variables

3a+15=0

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

3a=-15

a=-15/3

a=-5

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