-12+2c+2c+3(1-4c)=21

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Solution for -12+2c+2c+3(1-4c)=21 equation:



-12+2c+2c+3(1-4c)=21
We move all terms to the left:
-12+2c+2c+3(1-4c)-(21)=0
We add all the numbers together, and all the variables
2c+2c+3(-4c+1)-12-21=0
We add all the numbers together, and all the variables
4c+3(-4c+1)-33=0
We multiply parentheses
4c-12c+3-33=0
We add all the numbers together, and all the variables
-8c-30=0
We move all terms containing c to the left, all other terms to the right
-8c=30
c=30/-8
c=-3+3/4

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