Solve the system with substitution
72 +10y = 36
y = 2x + 9

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}

The cost of a taxi ride includes an initial charge of $2.00. if a 5km ride cost $6.00 and a 10km ride cost $10.00, determine the cost of a 15km ride.