Supplementary angles sum up to 180 degrees.
2x - 4 + 2x + 4 = 180
4x = 180
x = 45
Therefore,
m<9 = 2(45) - 4 = 90 - 4 = 86 degrees
m<10 = 2x + 4 = 90 + 4 = 94 degrees.
EXPAND-x^{2} +-8x+-7x+56
SIMPLIFY- x^{2} +15x+56
Answer: 15
Step-by-step explanation:
(5-1)^2 - (6-5)^3
(4)^2 - (1)^3
16-1
=15
Answer:x=4
Step-by-step explanation:
It sounds and looks right from what i’m seeing!
