2x + y = 3 x - 2y = - 1 If equation two is multiplied by - 2 and then the equations are added, the result is what?

Alistair has 5 half-pounds chocalate bars. It takes 1 1/2 pounds of chocalate, broken into chunks, to make a batch of cookies. How many batches can alistair mke with chocalate he has on his hand?

if the. área of a triangle. is 75 square. feet and its height is 10 feet what. is base

What is the value of 3*5+6*2+1? Insert parentheses so that the expression has a value of 67, 3*5+6*2+1 Verify the value of your new expression

Round to the nearest one 2.36

Which statement best describe the relationship between the number of hours spend working at the pizza place and the number of pizza delivered?

Find the line passing thru (-2,-3) and (4,0). Write it's equation

What is the solution of this linear system? 3x + 5y = - 1 2x - 5y = 16 A. (-3, 2) B. (-3, - 2) C. (3, - 2) D. (2, - 3)

The probabilty that husband and wife will be a live is 30 years from now is 0.6 and 8.0 find the probabilty that in 30 years time a) both will be a live b) nether will be die c) at least one will be a live

A total of 720 ppl attended the school basketball game. Adult tickets cost $2.50 each and student ticket costs $1.50 each. If $1220 worth of tickets were sold, how many students and how many adults attended?

Isaac has a piece of rope that is 5 yards long. into how many 1/2 yard pieces of rope can isaac cut the rope