Which expression represents 81 decreased by an unknown number?

Friday, Jason and Jeff went to the store to buy some bread. The total of $12 was divided equally among the friends. Jason paid $4 and Jeff paid $4 as well. Who paid the other $4?

What equation would represent the graph of the parabola y = 3x^2 - 4x - 1

Jody has a 5-pound bag of potatoes he uses 4/5 of the bag to make potato salad. how. many pounds of potatoes does jody use for the potato salad

What effect does doubling the radius of a cone's base have on the cone's volume?

The variable y is directly proportional to the variable x. If y = 10 when x = 6, what is the value of y when x = 15? A) 20.5 B) 25 C) 30 D) 35

Which of the following fractions is equivalent to - 6 - (-9) •8

Solve the equation 5x - 8 < - 18

Which of the following equations has infinitely many real solutions? A) 4x + 1 = x-1 B) 4 (x-5) = 4x+20 C) 4 (x-5) = 4x-20 D) 4x + 1 = 4x-1 Which of the following equations has exactly one solution?

Given the pay rate and hours worked, determine the gross earnings. Make sure to include decimals and appropriate zeros. rate 6.50 hours 40

How do you turn. 5943 into scientific notation?