Solve the system using the elimination method.

x+y-2z=5

-x+2y+z=2

2x+3y-z=9

A triangle has angles that measure 54, 64 and 62 what kind of triangle is it?

there are two cubes. the smaller cube has a surface area of 24 square units. the larger cube has a surface area that is twice that of the smaller cube. what is the volume, in cubic units, of the larger cube?

Ruth needs 2 1/4cups of flour for one cake recipe and 2 3/4cups of flour for another cake recipe if she makes broths cakes how much flour will ruth use together

Justin weighted 8lb 12oz when he was born at his two week check-up he had gained 8oz what was his new weight in pounds and ounces

1. 2 (d + 9) What is the answer to this question

Select all of the expressions that are equal to the product 10x^9 and 60x^-6

What is 6 minus negative 4 what is 3 plus negative 8 is 6 minus 5

9. Alice had 2/3 of a book to read by Friday. She finished 1/3 of this today. How much does she now have left to read?

You are going to rent a car to drive while you are on vacation. There are two car rental packages for you to choose from. The fist package offers a $120 per day flat rate. The second package offers a $100 flat rate plus $0.55 per mile.

4x squared + 11x-20=0