Enter it into the app photomath, it shows you answer and steps.
Answer:
-18
Step-by-step explanation:
-8 + (-10)
-8-10
-18
Hope this HELPS
Answer:6a+9
Step-by-step explanation:
You cant combine a number with a variable that doesn’t have a variable
Answer:
d. y=-1; x=7
Step-by-step explanation:
Answer:
no
Step-by-step explanation:
3^3=27
so 3^3+3^3+3^3=27+27+27=81
3^9=19683