3(x-5)+3=21

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Solution for 3(x-5)+3=21 equation: 



3(x-5)+3=21

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(x-5)-18=0

We multiply parentheses

3x-15-18=0

We add all the numbers together, and all the variables

3x-33=0

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

3x=33

x=33/3

x=11

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