2(5-8k)-13=9(1-k)-13=9(1-k)-12

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Solution for 2(5-8k)-13=9(1-k)-13=9(1-k)-12 equation: 



2(5-8k)-13=9(1-k)-13=9(1-k)-12

We move all terms to the left:

2(5-8k)-13-(9(1-k)-13)=0

We add all the numbers together, and all the variables

2(-8k+5)-(9(-1k+1)-13)-13=0

We multiply parentheses

-16k-(9(-1k+1)-13)+10-13=0



We calculate terms in parentheses: -(9(-1k+1)-13), so:

9(-1k+1)-13

We multiply parentheses

-9k+9-13

We add all the numbers together, and all the variables

-9k-4

Back to the equation:

-(-9k-4)



We add all the numbers together, and all the variables

-16k-(-9k-4)-3=0

We get rid of parentheses

-16k+9k+4-3=0

We add all the numbers together, and all the variables

-7k+1=0

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

-7k=-1

k=-1/-7

k=1/7

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