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0.50x+0.15(140)=0.25(40)
We move all terms to the left:
0.50x+0.15(140)-(0.25(40))=0
We add all the numbers together, and all the variables
0.50x+0.15140-(0.254)=0
We add all the numbers together, and all the variables
0.50x-0.1026=0
We move all terms containing x to the left, all other terms to the right
0.50x=0.1026
x=0.1026/0.50
x=0.1026/0.50
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