Which property was used to simplify the expression? 3c+9 + 4c=3c+4c+9

9. The supervisor of a call center would like to assemble a committee of 8 people from a staff of 15 call center agents How many different committees can be chosen? 1. 120 2. 6,435 3. 32,432,400 4.259,459,200

An airplane traveling with the wind flies 450 miles in 2 hours on the return trip the plan takes 3 hours to travel the same distance find the speed of the airplane if the wind is still

Roses are $2.50 each and lilies are $1.25 each. Ellis spent $28.75 for 15 of the flowers. How many of each type of flower did he buy?

Identify the percent of change as an increase or a decrease. 10 gallons to 24 gallons

Use the method of completing the square to transform the quadratic equation into the equation form (x + p) 2 = q. 6 + 12x + 3x2 = 0 A) (x + 2) 2 = 2 B) (x + 2) 2 = - 2 C) (x + 2) 2 = 4 D) (x + 2) 2 = - 4

At the end of February there are 692 houses in our town. Some new house are built in March. At the end of March there are 967 houses. How many houses are built in March?

What is m. 8 (3+7m) = 360

28 to 23 is what percent decrease?

A waiter in a restaurant places two rectangular dining tables side by side as shown in the figure. What is the perimeter of the top surface formed by joining the two tables? A. 38.5 feet B. 49 feet C. 42 feet D. 35 feet

Two numbers differ by 30. If 15 is added to the smaller, the result exceeds half the larger number by 7 1/2. What are the numbers