A slope of 3 means the gradient is 3 so we get y=3x+c as derived from the linear formula. we then sub in x=2 and y=-0.5. this gives us c=-6.5.
The equation would be y=3x-6.5
I think this is right.
Step-by-step explanation:

Answer:
the gallons must be convert to quarts. 4.9 gallons equals 20.6 quarts. 20.6 quarts divide by 1.057 liters equals 19.489 liters.
Answer:
800
Step-by-step explanation:
9.28 is answer of cube 800
The best bench mark to use is an inch. She should use an inch because centimeters are too small and the steps might be less than a foot.