Answer:
C or the 3rd one
Step-by-step explanation:
Answer:
rate of change = 3
Step-by-step explanation:
to find the rate of change 
(0,-4) (1,-1)
=
= 3
Answer:
c = ax + b
Step-by-step explanation:
Rewrite it
(-35-42-63)/7= (-140)/7=-20
Answer:
60 degrees, 55 degrees, and 50 degrees respectively
Step-by-step explanation:
Equation: m<1+m<2+m<3=180
1. 40+80+x=180 Subtract 120(because 40+80=120)
x=60
2. 50+75+x=180 subtract 125 (50+75=125)
x=55
3. 50+80+x=180 subtract 130 (50+80=130)
x=50