8(k-9)=-80

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Solution for 8(k-9)=-80 equation: 



8(k-9)=-80

We move all terms to the left:

8(k-9)-(-80)=0

We add all the numbers together, and all the variables

8(k-9)+80=0

We multiply parentheses

8k-72+80=0

We add all the numbers together, and all the variables

8k+8=0

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

8k=-8

k=-8/8

k=-1

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