For what values of y does the binomial 5y - 7 belong to the interval (-5, 13)?

How can you decide witch operations to use to slice a two step equation

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

Find the area of an equilateral triangle with a side of 6 inches