Answer:
A, c apply to 4x+2y=14
there aint a question to answer lol
Step-by-step explanation:
2 hours
270 = (70+65) * t
270= 135t
t = 2
f ) x+72=90(complementary angle)
x= 90-72
x=18
g )x+77=90
x=90-77
x=13
plz give me thanks
5x=25
Because negative 3y and positive 3y got cancelled