Answer:
C
Step-by-step explanation:
standard form is ax + by = c, which is true for the third option.
Factor them
45=3*3*5
18=2*3*3
lcf=2*3*3*5=90
Answer:
x= -2
Step-by-step explanation:
Let m = minutes of commercial
30/90 = 8/m
Solve for m.
90(8) = 30m
720 = 30m
720/30 = m
24 = m
Answer:
y=-2.8x-1.2
Step-by-step explanation:
5y=-14x-6
y=-14/5x-6/5
y=-2.8x-1.2
