3/5=3x+21

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Solution for 3/5=3x+21 equation: 



3/5=3x+21

We move all terms to the left:

3/5-(3x+21)=0

We get rid of parentheses

-3x-21+3/5=0

We multiply all the terms by the denominator


-3x*5+3-21*5=0

We add all the numbers together, and all the variables

-3x*5-102=0

Wy multiply elements

-15x-102=0

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

-15x=102

x=102/-15

x=-6+4/5

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