3-1/2a=7

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Solution for 3-1/2a=7 equation: 



3-1/2a=7

We move all terms to the left:

3-1/2a-(7)=0



Domain of the equation: 2a!=0

a!=0/2

a!=0

a∈R



We add all the numbers together, and all the variables

-1/2a-4=0

We multiply all the terms by the denominator


-4*2a-1=0

Wy multiply elements

-8a-1=0

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

-8a=1

a=1/-8

a=-1/8

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