Solve.

2a + 4 > 12

a > 2

a > 4

a > 8

a

If f (1) = 3 and f (n) = - 2f (n-1) + 1 what is f (4)

An mp3 player costs $60. If a 6.75º. sales tax is added what is the total cost?

A student visiting the Sears Tower Skydeck is 1353 feet above the ground. Find the distance the student can see to the horizon.

What's 1/6 as a decimal

Chase's dad has 2/3 of a tank of gas in his car. He'll use half of that for a business trip. How much of a tank will he use? How much of a tank will be left?

How to convert 24cm to L

Which of the following is not an attribute of a linear equation? The equation has a single variable. The variable must be raised to the second power. The equation is of the first degree. The equation has an equal sign.

Write down the 3rd term in the sequence given by t (n) = 2n*2

Sarah's age is five less than twice her sister's age. Sarah is fifteen years old. Which equation could you use to solve for the age of Sarah's sister? 2x - 5 = 15 2 (15) - 5 = x 15 = 5 - 2x 15 - 5 = 2x

2. Janice is buying paint to paint her new apartment. The store sells paint in one-gallon cans. How accurate does her estimate need to be for the amount of paint needed? 3. A city planner is measuring the distance of one city block.