100+0.8(x-100)=250

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Solution for 100+0.8(x-100)=250 equation: 



100+0.8(x-100)=250

We move all terms to the left:

100+0.8(x-100)-(250)=0

We add all the numbers together, and all the variables

0.8(x-100)-150=0

We multiply parentheses

0.8x-80-150=0

We add all the numbers together, and all the variables

0.8x-230=0

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

0.8x=230

x=230/0.8

x=287+0.39999999999998/0.8

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