0.45x+0.3x=x-15

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Solution for 0.45x+0.3x=x-15 equation: 



0.45x+0.3x=x-15

We move all terms to the left:

0.45x+0.3x-(x-15)=0

We add all the numbers together, and all the variables

0.75x-(x-15)=0

We get rid of parentheses

0.75x-x+15=0

We add all the numbers together, and all the variables

-0.25x+15=0

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

-0.25x=-15

x=-15/-0.25

x=+60

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