Answer:
78
Step-by-step explanation:
4(x) = 4(7) = 28 5(x) = 5(10) = 50
28+50=
78
Answer:8pts
Step-by-step explanation:
Answer:
If Y equals 8, X is equal to 17.
If Y drops to 4, X is equal to 19.
Step-by-step explanation:
We know that the equation is
and we want to find X when Y = 8. To do this we solve the equation for X.

17.4444 rounded to the nearest whole number is 17.
If Y drops to 4,

19.2222 rounded to the nearest whole number is 19.