2=-7-1/2a

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



2=-7-1/2a

We move all terms to the left:

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



Domain of the equation: 2a)!=0

a!=0/1

a!=0

a∈R



We add all the numbers together, and all the variables

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

We get rid of parentheses

1/2a+7+2=0

We multiply all the terms by the denominator


7*2a+2*2a+1=0

Wy multiply elements

14a+4a+1=0

We add all the numbers together, and all the variables

18a+1=0

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

18a=-1

a=-1/18

a=-1/18

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