Let m=n-4
n - 4 + 5n = 20
6n = 24
> n = 4
m = 4 - 4
> m = 0
(0,4)
D. -2p + q - 5 - you have to multiply, then distribute parentheses and apply plus or minus rules.
The third one :) I hope I did it right
Any number multiplied by one keeps its identity
678899_778886282882
Step-by-step explanation:
hehw
