40*x+130(78-x)=5340

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Solution for 40*x+130(78-x)=5340 equation: 



40x+130(78-x)=5340

We move all terms to the left:

40x+130(78-x)-(5340)=0

We add all the numbers together, and all the variables

40x+130(-1x+78)-5340=0

We multiply parentheses

40x-130x+10140-5340=0

We add all the numbers together, and all the variables

-90x+4800=0

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

-90x=-4800

x=-4800/-90

x=53+1/3

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