Answer:
G ≈ 1.46
Step-by-step explanation:
Given
G =
, substitute values
G = 
= 
=
≈ 1.46 ( to 2 dec. places )
Answer:
y=-2x+5
Step-by-step explanation:
y=-2x+b
7=2+b
b=5
Therefore, y=-2x+5
If you know that b=0, then ab=bc doesn't tell you anything about
'a' or 'c', because no matter what they are, it's always true.