-13=2(-1-4k)+3(-5k+4)

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Solution for -13=2(-1-4k)+3(-5k+4) equation: 



-13=2(-1-4k)+3(-5k+4)

We move all terms to the left:

-13-(2(-1-4k)+3(-5k+4))=0

We add all the numbers together, and all the variables

-(2(-4k-1)+3(-5k+4))-13=0



We calculate terms in parentheses: -(2(-4k-1)+3(-5k+4)), so:

2(-4k-1)+3(-5k+4)

We multiply parentheses

-8k-15k-2+12

We add all the numbers together, and all the variables

-23k+10

Back to the equation:

-(-23k+10)



We get rid of parentheses

23k-10-13=0

We add all the numbers together, and all the variables

23k-23=0

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

23k=23

k=23/23

k=1

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