x/4+21=18

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Solution for x/4+21=18 equation: 



x/4+21=18

We move all terms to the left:

x/4+21-(18)=0

We add all the numbers together, and all the variables

x/4+3=0

We multiply all the terms by the denominator


x+3*4=0

We add all the numbers together, and all the variables

x+12=0

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

x=-12

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