3(7x-12)=20+49

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Solution for 3(7x-12)=20+49 equation: 



3(7x-12)=20+49

We move all terms to the left:

3(7x-12)-(20+49)=0

We add all the numbers together, and all the variables

3(7x-12)-69=0

We multiply parentheses

21x-36-69=0

We add all the numbers together, and all the variables

21x-105=0

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

21x=105

x=105/21

x=5

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