Answer:
The price of the cupcakes
Step-by-step explanation:
The expression represents the price of the cupcakes. D represents the dollar amount. If you were to do d-7 then you would get the price of the cake but since it's d+7 it would be the cupcakes
Answer:X=-9
Step-by-sep explanation:
4-2X=22
Move towards
⇒-2X=22-4
Multiply -1
⇒2X=-18
Divide by two
⇒X=-9
B) -0.4 seconds
Laps: 25
Goal: -10 seconds to all 25 laps combined (10 seconds difference => -10)
divide by total laps
-10 /25 = -0.4s difference each lap
$4
Simple math
