Jenny wants a total of 12 barbie dolls by the time she is 9 years old. Right now she has 4 barbie dolls. How many more does she need?

Write an equation and solve.

Is 3.61 less than 3.87

Four different stores have the same digital camera on sale. The original price and discounts offered by each store are listed below. Rank the stores from the cheapest to most expensive sale price of the camera. Store A: price $99.

Mark records his science scores in each monthly assessment over a period of 5 months. In the first assessment he scores 76%. In the second assessment he scores 73%. After that, his scores keep increasing by 2% in every assessment.

Write an equation that has the given solution - 2, 8

Find the range of the function. ƒ (x) = - x2 + 2 A) [2, ∞) B) (-∞, 2] C) [-2, ∞) D) (-∞, - 2]

Distributive property: Integer coefficients Use the distributive property to remove the parentheses. (1-2v+3x) (-7) x 5 ?

Classify each polynomial by its degree and by its number of terms (i. e. cubic or degree=3; trinomial. (a) 5x^4-8 (b) 4a^2-2a-16 (c) 9m^3

Crystal earns $5.00 per hour mowing lawns. write a rule to describe how the amount of money m earned is a function of the number of hours h spent mowing lawns. how much does Crystal earn if she works 3 hours and 45 minutes?

a grocery store employee puts 8 bagels in each bags. If she has 385 bagels, about how many bags does she need?

In 2009 Usain bolt ran 200 meters in 19.19 seconds. suppose he can run at that same rate for any race. How many minutes will it take him to run 1500 meters?