Lori bought a shirt and a hat at half-off sale. If she spent a total of $21 on the two items, what was the original price of the hat?

What is the inequality of a number w is greater than - 3?

Find the inverse of f (x) = 10-3x

The number of bacteria in a sample quadruples every 24 hours. There are 20 bacteria in the sample initially. Write an equation to find b, the number of bacteria in the sample after d days.

A woman jogs for 2 km at 8 km/h and then walks for 2 km at 6 km/h. What is her average speed for the entire trip?

Line a is parallel to line b, m∠2=4x+44 and m∠ 5=5x+38. Find the value of x A. 4 B. 6 C. - 5 D. 5

Is the number rational or irrational? square root 48 square root 9 square root 39 square root 289

What is the value of n in math

John must save $25.50 to buy a hat. If he saves 80 cents per day, how many days will it take him to save enough money?

Follow the steps to find the value of x. x 1. Addition property of equality. 1 (x) - 2 = 1 4 + = + 2 2 4 2 3 3 2. Multiplicative property of equality. The solution is x =

Find the value of the underlined number 789,233 the 8 is underline