Which equation represents the situation?

the sum of three consecutive integers is 36.

a. x+(x+3)+(x+3)=36

b. x+(x+1)+(x+2)=36

c. x+(x+2)+(x+4)=36

d. x+x+x=36

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.