Factor the following equation: 4x^2 - 81

Solve the system of equations by any method. 11x + 8y = - 16 x=4y + 10 A. (4, 7 1/2) B. (4, - 1 1/2) C. (4/9, - 2 7/8) D. (4/13, - 2 11/26)

Is 500 is 10 times as much as 50 correct

You have two employees. Employee A produces 10 handbags per hour while working and takes four 15-minute breaks during an eight hour day. Employee B produces 9 handbags per hour but only takes two 15-minute breaks per eight hour day.

What expression is equivalent to 2 (x+4)

What is the value of 1 Mexican peso in Israeli shekels?

What number equals 100 when squared?

What are the zeros of f (x) = x^2-8x+15

What is the average speed on a car that travels 800 kilometers in 20 hours?

Solve the following equation. Then place the correct number in the box. 3x + 1 + 5x = 7 + 15 = 7x X =

Party favors are on sale for $2.40 each. You have $380 to spend on the decorations and gifts, and you have already spent $270 on decorating. Write and solve an inequality to find the number of party favors you can buy.