If x+y=15 and x-y=-19 then what does xy=?

Nia is three years older than half Jordan's age. Jordan is eight years old. How old is Nia?

Without solving determine whether the solution of 1/3x = 21 is greater than or less than 21. Explain

How do you change this equation to slope-intercept form? y-5 = 3/5 (x-10)

15% of the students in the marching band wear glasses. If 12 students wear glasses, how many students are in the marching band? Justify your answer with a model. GRADE 6 ...

Is an angle that is greater than 90 degrees is acute True or False

Which choice shows the best estimate of the product 0.48 * 591?

A welder cut a piece of metal so that it fits tightly into its spot. The welder cuts 9/16 of an inch off the metal so that it measures 3 3/4 inches. What was the size of the original piece? a) 3 3/16 b) 3 7/16 c) 4 3/16 d) 4 5/16

Jojo, my cat, had eight kittens. Three were black with white spots. Four were all black. The last one was gray. What is the ratio of all black cats to the entire litter of kittens?

The sequence {} is defined by = 5 and what is the value of

A plumber has a 40-foot piece of PVC pipe. How many 11/5 foot pieces can be cut from the 40 foot piece?