Expressions. Simplify 2a + 8a

A family's monthly utility costs are: phone $200, electric $100, cable TV $100, water/gas $50, internet $50. By eliminating cable, by what percent does the family reduce total utility cost? A. 20% B. 25% C. 30% D. 50%

Five times the sum of eight and some number is 60. What is the number?

A cake pan is shaped lile a rectangular prism. The pan's volume is 216 in^3. The cake pan has a base that is12 by 9 in. What is the height of the cake pan?

4. Can the following list represent a complete probability model? P (2) = 1/12, P (3) = 2/3, P (4) = 1/4 Lesson 9-4

For every bag of trail mix the local Scout Guide troop sells, they earn $0.45. write an expression to represent this situation.

Round 348.5 to the tens place

Factor completely. 20x4+8x3+40x2

A soccer goalie can block 3/5 of the opposing team's shots. Suppose there are 20 attempted blocks in a soccer game. Which can be used to simulate the results of the goalie's attempted blocks? A. You can flip a coin.

Johnny saves all his nickels and dimes in a jar. one day he counted them and found there were 81 coins worth 5.55. how many nickels and how many dimes were in the jar

How do you change a improper fraction to a mixed number?