Proportional equations are the equations that have the graph which pass through (0,0).
y = -9x is proportional.
y=x is proportional
y=1/2x is proportional
That's it. Only these three equations have (0,0) intercept.
Answer: F(x) = 5x^2 + 10x
Answer:
49 ÷ 66 × 100= x
Step-by-step explanation: