Systems of equations. What are the two solutions with work?

y=x^2-5x-4

y=-2x

Ace does various odd jobs over the summer on one of his jobs he was paid $81 for a job he completed in nine hours.

A plane set off to London at a speed of 279 mph. On the return flight of 9 hours, the plane cruised at 265 mph. How many hours long was the flight to London?

An artist wants to make alabaster pyramids using a block of alabaster with a volume of 576 cubic inches. She plans to make each pyramid with a square base area of 3 square inches and a height of 4 inches.

Kendra washes windows in an office building. She washes 2/5 of the windows on Monday. She washes 1/3 of the windows on Tuesday. What fraction of the windows remain for Kendra to wash?

Which item is cheaper basketball for $18.00 20% off or a baseball bat for $30.00 sith 30% off.

5 over 8 divided 1 and 1 3rd equal

Samantha had a board that was 6 ft. 8 in. long. she cut off a piece that was 2 ft. 10 in. long. how much board did Samantha have left?

How can logarithms be graphed with different bases?

Write a system of inequalities for the following situation: sheila wants to paint no more than 70 flower pots for the river art show. it costs her at least $50 plus $2 per item to produce red pots and $3 per item to produce gold pots.

You put 10,000 in a simple interest account at a bank. You will earn $1,8000 in just 4 years. What is the annual interest rate for the account?