Answer:
450
Step-by-step explanation:

* ⅗ = 60%
I am joyous to assist you anytime.
Answer:
Step-by-step explanation:
-7x + 12 + (-8x + 48) = 180
-15x + 60 = 180
-15x = 120
x = -8
m<BDC= -7(-8)+ 12 = 56 + 12 = 68
m<CBA = -8(-8)+48 = 64+48 = 112
Theres no graphs but this is how the function looks like