0.60x+0.40(100-x)=12

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Solution for 0.60x+0.40(100-x)=12 equation:



0.60x+0.40(100-x)=12
We move all terms to the left:
0.60x+0.40(100-x)-(12)=0
We add all the numbers together, and all the variables
0.60x+0.40(-1x+100)-12=0
We multiply parentheses
0.60x-0.4x+40-12=0
We add all the numbers together, and all the variables
0.2x+28=0
We move all terms containing x to the left, all other terms to the right
0.2x=-28
x=-28/0.2
x=-140

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