Answer:
Definition of supplementary angles
Step-by-step explanation:
Supplementary angles or angles on a straight line add up to 180°.
Hope this helps!
Answer:$90
Step-by-step explanation: 5x15=75
5x3=15+75=90
Answer: (-3,-3)
Step-by-step explanation:
(3+-9)/2=-3
(1+-7)/2=-3
The first one, 4x is the slope and the +3 is the y-intercept
12/100 = 3/25
hope it helps