Evaluate the expression if b = 5 and c = - 4.

3c - 2b

The sum of two numbers is 12. The first number, x, is twice the second number, y. Which system of equations could be used to find the two numbers? { x + y = 12 1 x = 2 + y s x + y = 12 1 X = 2y o {xy = 12 = 2 + y O xy = 12

Sally n dale went on a plane trip. dale brought one bag that weighed 10 pounds sally brought for bags that weighted 7 pounds each how many pounds of bags did sally and dale bring

Find the area of a square with diagonal of 8 cm. 32 cm2 16 cm2 18 cm2 12 cm2

Each dogs had two ears. How many dog ears were there in all?

Find all the real cube roots of 0.000027. A. 0.0009 B. 0.03 and - 0.03 C. 0.0009 and - 0.0009 D. 0.03

the temperature outside is - 5 degree F. name the temperature that would make the sum of the two temperatures 0 degree f?

Julius went on a volunteer trip to Central America and took medical supplies with him. He packed a bag with 50 pounds of supplies.

Is 27/51 a proper fraction

Describe a possible real world context or situation that can be represented by the expression 14x+3y+250. identify the variables, variable terms, constant terms, and coefficients, as well as what they represent in the context you describe.

Suppose that a company has just purchased a new computer for $2800. The company chooses to depreciate using the straight-line method for 7 years.