5*x+10*(30-x)=230

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Solution for 5*x+10*(30-x)=230 equation: 



5x+10(30-x)=230

We move all terms to the left:

5x+10(30-x)-(230)=0

We add all the numbers together, and all the variables

5x+10(-1x+30)-230=0

We multiply parentheses

5x-10x+300-230=0

We add all the numbers together, and all the variables

-5x+70=0

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

-5x=-70

x=-70/-5

x=+14

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