Answer:
$5.72
Step-by-step explanation:
The easiest way to do this is take the two deposits and add them together then combine with the original balance.
Add 5.72 and 16.75
5.72+16.75=22.47
Then subtract -16.75 from 22.47
22.47-16.75=5.72
I hope this helps you
f(8)=2.8+5=21
g(8)=3.8+6=30
f-g(8)=21-30= -9
Answer:
32
Step-by-step explanation:
Suppose Alvin is x years old. Then Elga is x+15 years old.
x+x+15=49
2x=34
x=17
17+15=32
The answer to the example is -8 so the answer is B. negative