-256=8(3+5k)

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Solution for -256=8(3+5k) equation:



-256=8(3+5k)
We move all terms to the left:
-256-(8(3+5k))=0
We add all the numbers together, and all the variables
-(8(5k+3))-256=0
We calculate terms in parentheses: -(8(5k+3)), so:
8(5k+3)
We multiply parentheses
40k+24
Back to the equation:
-(40k+24)
We get rid of parentheses
-40k-24-256=0
We add all the numbers together, and all the variables
-40k-280=0
We move all terms containing k to the left, all other terms to the right
-40k=280
k=280/-40
k=-7

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