3(2-7)-2(x-5)=21

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Solution for 3(2-7)-2(x-5)=21 equation: 



3(2-7)-2(x-5)=21

We move all terms to the left:

3(2-7)-2(x-5)-(21)=0

determiningTheFunctionDomain
-2(x-5)-21+3(2-7)=0

We add all the numbers together, and all the variables

-2(x-5)-21+3(-5)=0

We add all the numbers together, and all the variables

-2(x-5)-36=0

We multiply parentheses

-2x+10-36=0

We add all the numbers together, and all the variables

-2x-26=0

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

-2x=26

x=26/-2

x=-13

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