Answer:

Step-by-step explanation:
You could either do what I did in the above answer, or you could do this:

It does not matter how you write it, as long as you understand the concept!
I am joyous to assist you anytime.
The rate of change is also called the slope
the formula foe the rate of change is (y2-y1) / (x2-x1)
x1 = -3
x2 = 6
y1 = 14
y2 = -1
rate of change = (-1 - 14) / (6- (-3)
= -15 / 9
= -5/3
12a) yes, there will be two vanilla cupcakes left over after the baker makes ten more.
Answer:
His son did.
Step-by-step explanation:
His son: 1/4 = 25%
Mr. Strand: 2/5 = 20%
They also need 55% more to wash or in other words 11/20.