A variable needs to be eliminated to solve the system of equations below. Choose
the correct first step.
10x – 6y = 66
-6x – 6y = 18
A. Subtract to eliminate y.
B. Add to eliminate x.
C. Subtract to eliminate x.
D. Add to eliminate y.

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2