What is the value of y in the solution to the system of equations?

1/3x + 1/4y = 1

2x - 3y = - 30

How many roots does 2x^2-7x-5=0 have? a) 1 real b) 2 real rationals c) 2 real irrationals d) no solution

What is the volume of a cone with a radius of 3 and a height of 19

Two boys decided to buy a computer. The second boy had 5 6 of the money the first had. The first boy had 7 8 of the price of the computer. Together they had $696.00 more than they need to pay. What was the price for the computer

How many people were included in the sample shown below? Number of Pets in Household 0 1 2 3 4 5 6 7 17 18 Adabi and return

Answer both parts a and b for full credit. A store that sells skis buys them from a manufacturer at a wholesale price of $63. The store's markup rate is 50%. a. What price does the store charge its customers for the skis? b.

Find an equation using absolute value that has the given solutions, a. two solutions, 22 and 22 b. two solutions, - 51 and 5 c. two solutions, - 9 and 39 d. one solution, 18

An object is launched from a platform. It's height is meters is modeled by: h (x) = - 5 (x+1) (x-9) where x represents the time in schools after the launch. How many seconds after launch will the object hit the ground

Each of the p children at a park receive 3 balloons. If the children receive at least 150 balloons in all, find the minimum number of children at the park.

1. z^2 = 1 √{ } = √{ } z = ± { } The solutions are { } and { }

What is the rate for 171 And 3