3/7a=-45

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Solution for 3/7a=-45 equation: 



3/7a=-45

We move all terms to the left:

3/7a-(-45)=0



Domain of the equation: 7a!=0

a!=0/7

a!=0

a∈R



We add all the numbers together, and all the variables

3/7a+45=0

We multiply all the terms by the denominator


45*7a+3=0

Wy multiply elements

315a+3=0

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

315a=-3

a=-3/315

a=-1/105

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