4y4 - 5y2 - 9 = 0.

how do you solve this question

Avery deposited $500 into a saving account in january she then deppsited $100 into the account each month for the remainder of the year how much money did avery have in her savings account at the end of december

9. A vendor is selling Coke and Sprite. He sold three times as many Cokes as Sprites. If he sells 76 sodas in all, how many Cokes were sold? How many Sprites?

Alfie is going fishing and takes a flask of tea. His flask holds approximately 5 cups of tea. Estimate how much his flask holds in total.

Given the line: y=2x+3. What is theslope of a line perpendicular to the given line

mary bought 12 puonds of blueberries to make 5 pies. She divided the blueberries evenly. How many pounds of blueberries were in each pie?

Find the product of the solutions of this equation 20x^2-39x+80=0

Your friend deposits $2000 in an investment account that earns 3.3% annual interest. Find the balance after 5 years when the interest is compounded monthly.

2x + y + z = 12 10.00 5x + 5y + 5z = 20 x - 4y + z = - 21

How many minutes is 40% of 2 hours

How much do you subtract from 43/6 to make 7