3/4a=-120

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Solution for 3/4a=-120 equation: 



3/4a=-120

We move all terms to the left:

3/4a-(-120)=0



Domain of the equation: 4a!=0

a!=0/4

a!=0

a∈R



We add all the numbers together, and all the variables

3/4a+120=0

We multiply all the terms by the denominator


120*4a+3=0

Wy multiply elements

480a+3=0

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

480a=-3

a=-3/480

a=-1/160

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