1/2(30-x)=4

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Solution for 1/2(30-x)=4 equation: 



1/2(30-x)=4

We move all terms to the left:

1/2(30-x)-(4)=0



Domain of the equation: 2(30-x)!=0

x∈R



We add all the numbers together, and all the variables

1/2(-1x+30)-4=0

We multiply all the terms by the denominator


-4*2(-1x+30)+1=0

Wy multiply elements

-8x(-+1=0

We use the square of the difference formula

-8x(-1=0

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