.30x+0.60(15-x)=(0.30)(40)

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Solution for .30x+0.60(15-x)=(0.30)(40) equation: 



.30x+0.60(15-x)=(0.30)(40)

We move all terms to the left:

.30x+0.60(15-x)-((0.30)(40))=0

We add all the numbers together, and all the variables

.30x+0.60(-1x+15)-((0.3)40)=0

We add all the numbers together, and all the variables

.30x+0.60(-1x+15)-12=0

We multiply parentheses

.30x-0.6x+9-12=0

We add all the numbers together, and all the variables

-0.3x-3=0

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

-0.3x=3

x=3/-0.3

x=-10

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