Answer:
31.1011905%
Step-by-step explanation:
Take the new price and subtract the original price
8.81 - 6.72
2.09
Divide by the original price
2.09/6.72
.311011905
Change to percent form
31.1011905%
Answer:
z is equal to 0,4, and -3
Step-by-step explanation:
We have question

<span> /*8 (multiply both sides by 8)</span>

/*6 (multiply both sides by 6)

/-30 both sides
8W=-66-30
8W=-96
W=-12
D is under multiplication