How many real roots does the following equation have?

x4 - 81 = 0

Solve for x 8x+4=6x-10 x=?

Alice is buying a hammer for $20 and a box of nails for $4. she has a coupon for 10% off. after the discount is applied, the sales tax on the purchase amount is 5%. what is the total alice must pay?

Round the decimal equivalent of 852 1/6 to the nearest hundredth. What number is in the hundredths place?

The volume of a rectangular prism is 2058 cubic cm. the length of the prism is 3 times the width. the height is twice the width. find the height of the prism.

What is the distance between 0 and - 2? 4 Use the number line to answer the question. O-2 2 ОО 0 1 0 O2 -2 4

Which expression is equivalent to 24 + 30 A) 6 (4+5) B 6 (4+6) C 8 (3+4) D 8 (3+12)

Brent works part-time at a clothing store. He earns an hourly wage of $15. If he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation?

Your realized income is 3,167.89 month and your fixed expenses are 954.32 every two weeks. If you save 50 percent of your discretionary monies each month, how much are you saving

Express your answer in decimal form (3/5-1/2) / 1/2 + 1.6 x (0.3 + 0.42) = What

Alma and Blanca are playing a game where they roll a pair of fair six-sided dice and try to predict the outcomes. Blanca thinks that the probability of rolling a one and a five is greater than the probability of rolling a one or a five.