3-7/a=-2

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Solution for 3-7/a=-2 equation: 



3-7/a=-2

We move all terms to the left:

3-7/a-(-2)=0



Domain of the equation: a!=0

a∈R



We add all the numbers together, and all the variables

-7/a+5=0

We multiply all the terms by the denominator


5*a-7=0

We add all the numbers together, and all the variables

5a-7=0

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

5a=7

a=7/5

a=1+2/5

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