A bag contains 8 blue coins and 7 red coins. A coin is removed at random. What is the probability that the coin removed is blue?

explain how you divide powers with like bases. Discuss why the bases have to be the same. How are these rules similar to the rules for multiplying powers with like bases.

Select the correct answer from each drop-down menu. Rewrite the formula to find voltage. The formula for electrical power (P, in watts) is where V is the voltage in volts and R is the resistance in ohms.

What is the fraction 0.27 in its simplest form

Allen is trying for a track me she ran 2 1/4 miles five times this week how far did Marilyn run this week

The square of the binomial x-4 has the form x^2-ax+16. What is the value of a?

A certain number was increased 5 times, then decreased by 3, then halved. The result was 0.3 less than the original number. What was the original number?

Identify and explain the error made in the following: 2x + 8x = 10x^2

How long will it take 10,000 to double at 11% simply interest

4. Simplify the product using FOIL. (4x + 3) (2x + 5) 8x2 - 14x - 15 8x2 + 26x + 15 8x2 + 14x - 15 8x2 - 26x + 15

How do you know whether an inequality has no solutions? How do you know whether the solutions are all real numbers?