Find the unknown number. n=2*10

4 + 9n > 40 or 7 - 4n >1

X + 2y = 5 x - 3y = 7 What is the value of the system determinant? a.) - 5 b.) 1 c.) 5

Joe needs to replace the carpet in his living room and hallway with hardwood flooring. A floor plan is shown below. what is the total area of the floor plan? Each box of flooring contains 2.05 square meters of flooring.

Line ZR bisects ∠QTS. Which is true? A. m∠QTR = m∠RTS B. m∠ZTS = m∠RTS C. m∠ZTQ = m∠QTR D. m∠STR < m∠QTR

What does the thickened outer crust represent?

Write an algebraic expression for the word expression: 15 divided by the sum of "d" and 3

What are two different ways of factoring - 5x - 15? Select all that apply.

Graph the functions and approximate an x-value in which the exponential function exceeds the polynomial function. y = 4^x y = 7x^2 + 4x - 2 a. x=-1 b. x=0 c. x=.5 d. x=2

unit rate of 175 Calories in 12 ounces

What are the solutions to the following system? -2x+y=-5 y - -3x²+5 L