0.80x-x=x/10-7.5

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Solution for 0.80x-x=x/10-7.5 equation:



0.80x-x=x/10-7.5
We move all terms to the left:
0.80x-x-(x/10-7.5)=0
We add all the numbers together, and all the variables
-0.2x-(x/10-7.5)=0
We get rid of parentheses
-0.2x-x/10+7.5=0
We multiply all the terms by the denominator
-(0.2x)*10-x+(7.5)*10=0
We add all the numbers together, and all the variables
-(+0.2x)*10-x+(7.5)*10=0
We add all the numbers together, and all the variables
-1x-(+0.2x)*10+75=0
We multiply parentheses
-1x-0x+75=0
We add all the numbers together, and all the variables
-2x+75=0
We move all terms containing x to the left, all other terms to the right
-2x=-75
x=-75/-2
x=37+1/2

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