0.6(25k-7.5k)+9=20

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Solution for 0.6(25k-7.5k)+9=20 equation: 



0.6(25k-7.5k)+9=20

We move all terms to the left:

0.6(25k-7.5k)+9-(20)=0

We add all the numbers together, and all the variables

0.6(+17.5k)+9-20=0

We add all the numbers together, and all the variables

0.6(+17.5k)-11=0

We multiply parentheses

10.2k-11=0

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

10.2k=11

k=11/10.2

k=1+0.8/10.2

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