-20-4k=8(k-7)

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Solution for -20-4k=8(k-7) equation:



-20-4k=8(k-7)
We move all terms to the left:
-20-4k-(8(k-7))=0
We calculate terms in parentheses: -(8(k-7)), so:
8(k-7)
We multiply parentheses
8k-56
Back to the equation:
-(8k-56)
We get rid of parentheses
-4k-8k+56-20=0
We add all the numbers together, and all the variables
-12k+36=0
We move all terms containing k to the left, all other terms to the right
-12k=-36
k=-36/-12
k=+3

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