Answer:
90
Step-by-step explanation:
Solve the second equation for y so that you can substitute it in for y in the first equation..
y = 5x - 4
Substitute:
3x + (5x - 4) = 1
Answer:
33π FT^2
Step-by-step explanation:
A=πr(r+(h2+r2)^1/2)
= π3(3+8)
=33π
Answer:
3 is not a function because you cant have the same input with different outputs
4 is a function because each input has one output
Step-by-step explanation:
