Answer:
x = (-5+9)/2 = 2
y = (-7+ (-8)) /2 = (-15)/2 = -7.5
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
x * x = 7x
7 x 7 = 7 x 7
49 = 49
so if x is 7, the equation is true...

solve for "K", to see what "K" is, or the "constant of variation",
once you found K, plug it back in y=Kx, and that's the equation
Answer:
20 cubic meters
Step-by-step explanation:
volume = length x width x height
5 x 2 x 2 = 20