100 points
If no denominator equals zero, which expression is equivalent to 15/x-6+7/x+6

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

Anyone know? is appreciated! will mark brainliest if correct!

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.