43=15+7/10a

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Solution for 43=15+7/10a equation: 



43=15+7/10a

We move all terms to the left:

43-(15+7/10a)=0



Domain of the equation: 10a)!=0

a!=0/1

a!=0

a∈R



We add all the numbers together, and all the variables

-(7/10a+15)+43=0

We get rid of parentheses

-7/10a-15+43=0

We multiply all the terms by the denominator


-15*10a+43*10a-7=0

Wy multiply elements

-150a+430a-7=0

We add all the numbers together, and all the variables

280a-7=0

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

280a=7

a=7/280

a=1/40

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