2(3k+7)+k=70

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Solution for 2(3k+7)+k=70 equation: 



2(3k+7)+k=70

We move all terms to the left:

2(3k+7)+k-(70)=0

We add all the numbers together, and all the variables

k+2(3k+7)-70=0

We multiply parentheses

k+6k+14-70=0

We add all the numbers together, and all the variables

7k-56=0

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

7k=56

k=56/7

k=8

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