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0.06y+0.14(3000-1y)=0.42
We move all terms to the left:
0.06y+0.14(3000-1y)-(0.42)=0
We add all the numbers together, and all the variables
0.06y+0.14(-1y+3000)-(0.42)=0
We add all the numbers together, and all the variables
0.06y+0.14(-1y+3000)-0.42=0
We multiply parentheses
0.06y-0.14y+420-0.42=0
We add all the numbers together, and all the variables
-0.08y+419.58=0
We move all terms containing y to the left, all other terms to the right
-0.08y=-419.58
y=-419.58/-0.08
y=5244+0.06/0.08
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