Which is a ordered pair for y=4x

Whats the formula of 90 degrees

Carpet costs $12$12 per square yard. How much will it cost to carpet a room that is 180180 square feet?

The speed of a stream is 2mph. A boat travels 12 miles upstream in the same time it takes to travel 16 miles downstream. What is the speed of the boat in still water?

david ran on a straight track. every time he ran 480m, he took a break. After 2 breaks, he still had to run 120 m to complete the track. If the track was twice as long as the playground, what was the distance of the playground?

Use common factors to write two fractions equivalent to 80/140 20/35, 16/28 20/32, 16/28 22/37, 20/28 20/35, 22/37

John wants to simplify the expression (5+3) to the power of 2. As a first step, he writes 5 to the power of 2+3to the power of 2. Will he get the correct value for the expression? If not, what should he do to simplify the expression

A car costs $22,500 and decreases by 12% each year. How much will the car be worth in 5 years?

5 eggs weigh 2/3 of a pound. How much does each egg weigh?

1/2x+2y=-8 solve for y

If you know the measure of one of the base angles of the triangle, how do you find out the measure of the other base angle?