Answer:
Tip: $8
Total:$48
Step-by-step explanation:
Multiply 40 by 20% to find out how much money he gave for tip.
Add the amount of tip, 8, to $40 find out the total amount of money he spent.
Answer:
f(-7)=12
Step-by-step explanation:
f(-7)= 5-(-7)
f(-7)=5+7
f(-7)=12
Answer:
(-4,-7)
(4,7)
(-4,-5)
(1,-1)
Step-by-step explanation:
Plato answer.