2 (xy - 7) =

x = - 1 and y = 3

Find exact volume of a sphere with a radius of 10in

A gardener is planting two types of trees: Type A is 8 feet tall and grows at a rate of 16 inches per year. Type B is 5 feet tall and grows at a rate of 20 inches per year.

Simplify 6x + 2 - 3x - 4 + 2x - 2

Harry took a loan from the bank. D (t) models Harry's remaining debt (in dollars) as a function of time, t (in months) D (t) = - 200t + 9000 What is the size of Harry's loan?

3 married couples have to be arranged on 6 seats in a row. In how many ways can they be arranged on the seat such that none of the couples is separated

What is the change in the y-values and x-values on the graph? The change in the y-values is 40 and the change in the x-values is 1. The change in the y-values is 1 and the change in the x-values is 40.

Write standard form expanded form and word form for 67892345

N to the power of 2+2n-24=0

J is 7 times as large as 6

F (x) = x^3 - 2x-1 when f (-2)