Answer:
i think it would be 4x4=8+8=16
Today: x=19
y=67+19=86
9 years ago: x=19-9=10
y=86-9=77
The total age 9 years ago: x+y=10+77=87
Answer:
Step-by-step explanation:
the graph moves down one unit
if you add/subtract outside the parent function the graph moves up/down
Y=17400(1+0.025)^8 is your equation and with that you get $21200.21