Answer:
x=8
Step-by-step explanation:
The first one [f(x) = 6x + 9] because “f(x) is y” and all you do is rearrange the equation
Answer:
（4，0）
Step-by-step explanation:
y+4=4x-12
y=4x-16 when x=4
y=0
Answer:
p<8
Step-by-step explanation:
We multiply both sides by -1 to get
But remember, when you do that you reverse it, so we turn > into a <
2p<16
we divide both sides by 2
p<8
Hope this helps :)
