0.3(x+10)+0.5(x-20)=65

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Solution for 0.3(x+10)+0.5(x-20)=65 equation: 



0.3(x+10)+0.5(x-20)=65

We move all terms to the left:

0.3(x+10)+0.5(x-20)-(65)=0

We multiply parentheses

0.3x+0.5x+3-10-65=0

We add all the numbers together, and all the variables

0.8x-72=0

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

0.8x=72

x=72/0.8

x=90

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