If 6x - 3y = 30 and 4x = 2 - y then find x + y

The sides of number cube have the numbers 2, 4, 8, 9, 4, and 7. If the cube is thrown once, what is the probability of NOT rolling a 7?

The product of 26 X 93 is greater than 25 X 93. How much greater? Explain how you know without multiplying.

A video store sold 2 vhs tapes for every 4 DVD's

The data set represents the total number of tickets each person purchased for a play

What does 56/123 equal

The cross section of a metal ingot is is a trapezoid the cross-section of an area of 39 square centimeters the top base of a cross section is 12 CM the length of the bottom base is 2 cm greater than the top base how tall is the Metal Ingot. explain

17=14 3/4 + 1/6 + missing number

The world record for the women's 3,000-m steeplechase is 9 min 1.59 s. Find the runner's speed in meters per second. Round answer to the nearest hundredths.

A rectangle has an area of 85 square cm. If the length is 2 more than 3 times its width, find the dimensions of the rectangle

If arrivals occur at a mean rate of 3.6 events per hour, the exponential probability of waiting more than 0.5 hour for the next arrival is: