2x-y=-13 y=x+9

A car travels 450 mi at a certain speed. If the speed had been 5 mph​ faster, the trip would have been made in 1[..]

a factory produced 5700 autos in 2015 and 4600 autos in 2016. calculate the % decrease in production from 2015 to 2016

PHYSICAL SCIENCE The boiling point of water depends on altitude. The following equation approximates the number of[..]

A table costs 5 times as much as a chair..for $600 a trader can buy 20 more chairs than tables..find the cost if a chair

What is 40% of 120?

Elijah bought a total of 16 pounds of peanuts and cashew nuts and paid $49.50. If peanuts cost $2.75 per pound and[..]

Kai bought 6 apples and an unknown number of bananas, b. The apples cost $0.75 each, and the bananas cost $0.50[..]

Evaluate this expression for the given value of the variable -2xy-x+4y (For y = -3; for x = 9)

The arc of a circle with a radius of 5 has a length of 15/7π, what is the measure of the corresponding central angle[..]