7/4(12+x)=21

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Solution for 7/4(12+x)=21 equation: 



7/4(12+x)=21

We move all terms to the left:

7/4(12+x)-(21)=0



Domain of the equation: 4(12+x)!=0

x∈R



We add all the numbers together, and all the variables

7/4(x+12)-21=0

We multiply all the terms by the denominator


-21*4(x+12)+7=0

Wy multiply elements

-84x(x+7=0

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