3+x=-1/2

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



3+x=-1/2

We move all terms to the left:

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

We get rid of parentheses

x+3+1/2=0

We multiply all the terms by the denominator


x*2+1+3*2=0

We add all the numbers together, and all the variables

x*2+7=0

Wy multiply elements

2x+7=0

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

2x=-7

x=-7/2

x=-3+1/2

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