-126=7(-3c+6)

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Solution for -126=7(-3c+6) equation:



-126=7(-3c+6)
We move all terms to the left:
-126-(7(-3c+6))=0
We calculate terms in parentheses: -(7(-3c+6)), so:
7(-3c+6)
We multiply parentheses
-21c+42
Back to the equation:
-(-21c+42)
We get rid of parentheses
21c-42-126=0
We add all the numbers together, and all the variables
21c-168=0
We move all terms containing c to the left, all other terms to the right
21c=168
c=168/21
c=8

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