4.
x=2y
y=x-2
(Substitute)
x=2(x-2)
x=2x-4
-x=-4
x=4
Plug x=4 into both equations to find y and check
4=2y
2=y
y=4-2
y=2
(4,2)—> Blank 1:4 and Blank 2:2
5.
x=2y-3
x=2y+4
2y-3=2y+4
No solution —> Blank 1: NS and Blank 2: NS
Answer:
Well I believe that this is not a proportional relationship. Why? Well because in order for it to be a proportional relationship it has to go through the origin. This equation would go through (30,0) instead of (0,0) therefore it is not a proportional relationship.
Step-by-step explanation:
Milli is a thousand grams, two decimal places is the thousandths place