Reorder both sides
3y-6x=9
7-4y-3x=9
Multiply both sides
-6x-3y=9
6x+8y=-4
Dived both sides
11y= 5
Y=5/11
Substitute the value of Y
-3x-4(5/11)
Equals —> -14/11
Answer : (5/11 , -14/11)
Answer: a
Step-by-step explanation:
I'm pretty sure that it's the first one: direct variation; y=4x.
Answer: He read 6 books in 1 month. 6:1 is the unit rate
Step-by-step explanation:
12/2 = 6
Answer: the surface area is 7,800
Step-by-step explanation: