Answer:
cupcake- 40
cake-20
Step-by-step explanation:
20 is the cake beCciase jhe seels more of the cupckaes and if you had 40+20 you get 60
Subtract 7 from -2 and 7 since 7 is currently a positive number
Your equation should now look like this:
-3x=-9
Next you have to divide by 3 on each side to get:
X=3
