3/8(x)=21

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Solution for 3/8(x)=21 equation: 



3/8(x)=21

We move all terms to the left:

3/8(x)-(21)=0



Domain of the equation: 8x!=0

x!=0/8

x!=0

x∈R



We multiply all the terms by the denominator


-21*8x+3=0

Wy multiply elements

-168x+3=0

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

-168x=-3

x=-3/-168

x=1/56

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