3+1/2x=-7x+21/2

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Solution for 3+1/2x=-7x+21/2 equation: 



3+1/2x=-7x+21/2

We move all terms to the left:

3+1/2x-(-7x+21/2)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We get rid of parentheses

1/2x+7x+3-21/2=0

We calculate fractions


7x+3=0

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

7x=-3

x=-3/7

x=-3/7

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