SOLUTION: 0.60(z-300)+0.05z=0.70z-205

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Question 259849: 0.60(z-300)+0.05z=0.70z-205
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
.60z-180+.05z=.07z-205
0.65z-180. = 0.07z-205
add 180 subtract .07z
.58z=-25
z=-25/.58
Don't leave the answer like this!