3.5x+2.5(500-x)=1420

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Solution for 3.5x+2.5(500-x)=1420 equation: 



3.5x+2.5(500-x)=1420

We move all terms to the left:

3.5x+2.5(500-x)-(1420)=0

We add all the numbers together, and all the variables

3.5x+2.5(-1x+500)-1420=0

We multiply parentheses

3.5x-2.5x+1250-1420=0

We add all the numbers together, and all the variables

x-170=0

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

x=170

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