Write an algebraic expression for the verbal expression: three times the sum of x and y increase by five times the product of x and 3y.

What is sin 7x/4 ? i need on this urgent trig

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.