0.004(5-k)+0.03(k-7)=1

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Solution for 0.004(5-k)+0.03(k-7)=1 equation: 



0.004(5-k)+0.03(k-7)=1

We move all terms to the left:

0.004(5-k)+0.03(k-7)-(1)=0

We add all the numbers together, and all the variables

0.004(-1k+5)+0.03(k-7)-1=0

We multiply parentheses

-0.004k+0.03k+0.02-0.21-1=0

We add all the numbers together, and all the variables

0.026k-1.19=0

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

0.026k=1.19

k=1.19/0.026

k=45+0.02/0.026

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