The 'x' coordinate of the midpoint is the average of the 'x'
You can put it in a TI84 calculator and find the answer.
Hello!
You always think of these graphs out of 100%. As you can see, the blue takes up about half of he graph. Half of 100 is 50.
Therefore, our answer is D) 50%
I hope this helps!
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
