The answer for the expression is C.
Answer:
Plan A last 0.75 hours or 45 minutes.
Plan B last 1.5 hours or 90 minutes.
Step-by-step explanation:
Let be the number of hours that the plan A last, an the number of hours of plan B. Then for the Wednesday you have:
And for the Thursday is:
Multiply the equation of Wednesday by -3:
Using the method of addition using this last equation and the equation of Thursday
Replacing the value of in one of the equations
If the question you're trying to ask is what is 70% off something that is $119.00 , then the answer would be $35.7 .
Answer: 45.3592 kg
Step-by-step explanation: