Which of the following has a constant of proportionality of 2?

y = 2x

y = x + 2

2y = x

y + 2 = 2x

Robert is accelerating a cart at the rate of 2.2 meters/second2. If the mass in the cart is doubled, and the net force is also doubled, what is the final acceleration?

When 2 less than 3 lots of a number is doubled the result is 5

A concrete beam is used as a counterweight. The beam is 6 feet long with an 8-inch by 8-inch square base.

What is the square root of 4356

On a fraction line 6 friends want to equally share 3 yards of yarn how much yarn does each friend get

The initial balance of a mutual fund is $1800. The fund is expected to grow in value at an annual rate of 5%. Let x represent the number of years since the fund was started. Let y represent the value of the fund x years later.

I need to know what 5+x=30

Find the derivative of f (x) = 6x 2 at x = 1.

What are the vertical asymptotes of the function f (x) = the quantity of 5 x plus 5, all over x squared plus x minus 2?

Misty and yesenia have a group of base ten blocks. Misty had six more blocks than Yesenia. Yesenias blocks represent 17. Together they have 22 blocks, and the total number of blocks represent 85. What blocks could each girl have? What is the value?