3-1/2x=-7

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



3-1/2x=-7

We move all terms to the left:

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



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

-1/2x+10=0

We multiply all the terms by the denominator


10*2x-1=0

Wy multiply elements

20x-1=0

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

20x=1

x=1/20

x=1/20

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