Solve the following system of equations via elimination.

12x - 9y = 30

6x+15y=54

Is 59 rational or irrational explain

A of the figure. (Sides meet at right angles.) 2 in 2 in 4 in 4 in 9 in 4 in 9 in 8 in

Cat uses ЧА 7 litres of petiol to travel 86km, How far it travel with a lities?

If f (x) = 2x²+1 and g (x) = x²-7find (f-g) (x)

Two pumps connected in parallel fail indepen - dently of each other on any given day. The proba - bility that only the older pump will fail is. 10, and the probability that only the newer pump will fail is. 05.

Sarah and Emmaree put on just dance. After school. When they started, it was 4:45pm and they danced until 5:30pm how many degrees does the minute hand turn by the time they stop dancing?

A gigameter is 1.0*10^16 kilometers. How many square kilometers are in 5 square gigameters? Write your answer in scientific notation.

X ^3 + 6x^2 + 12x+8 : (x+2)

40% of the 35 male guests wear glasses

Shaquile oneal is 85 inches tall how many rebounds would he average per game