((x-4)/3)=21

Solution for ((x-4)/3)=21 equation:

((x-4)/3)=21

We move all terms to the left:

((x-4)/3)-(21)=0

We multiply all the terms by the denominator


((x-4)-21*3)=0


We calculate terms in parentheses: +((x-4)-21*3), so:

(x-4)-21*3

We add all the numbers together, and all the variables

(x-4)-63

We get rid of parentheses

x-4-63

We add all the numbers together, and all the variables

x-67

Back to the equation:

+(x-67)


We get rid of parentheses

x-67=0

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

x=67