Solve the following systems of equations

x+3y=-23

-x+4y=-26

3 (7-3x+8y) - 4 (2x-9y-3)

Is it true that (x+4) = x² + 16? Explain.

Tanya walked for 17 minutes from her home to a friend that lives 1.5 kilometers away. D (t) models Tanyas remaining distance to walk in kilometers, T minutes since she left home. what number type is more appropriate for the domain of d

You deposit $2,200 in a bank account. Find the balance after 4 years if the account pays 2.25% annual interest compounded monthly.

Math is often used to determine the correct dosage for medications; create scale drawings; graph data from scientific investigations. Given this information, what conclusion can be made about mathematics? A.

What is the value of 8 in 8,596 and 985. Answer - The value of 8 in blank is blank times the value of 8 in blank

The surface area of a sphere is 163.847 cm2. What is the approximate volume of the sphere? A. 2,796.29 cm3 B. 349.53 7 cm C. 174.767 cm3 D. 1,048,587 cm3

How can you use the pythagorean theorem in real world problems

mark wants to buy a skateboard that costs $65. he plans to save $5 per week. how many weeks will it take him to save $65

Factor each expression. Show your work. 2p^3 + 6p^2 + 3p + 9