4. (4x - 2y) - (2x - 6y)

The sampling error is the a. error caused by selecting a bad sample. b. standard deviation multiplied by the sample size. c. difference between the value of the sample mean and the value of the population mean. d.

Sam's van travels 208.8 miles on 9 gallons of gasoline. Hasan's small car travels 234.4 miles on 8 gallons of gasoline. What is the difference between the vehicles in the gallons of gasoline consumption per mile?

Which operations are defined for any two real numbers? addition subtraction multiplication division

3[ (5) / (-9) (6) / (-2) ]-2[ (0) / (-2) (2) / (-4) ]

At what value of x does the graph of the following function f (x) have a vertical asymptote? f (x) = 1/x+3 a. 3 b. - 2 c. 0 d. - 3

Angie bought 10 paper tablecloths for $0.99 each, 4 packages of paper plates for $2.59 each, 1 case of plastic utensils for $10.99, and 5 packages of napkins for $2.20 each. If the sales tax is 7.25%, how much did Angie spend altogether?

SAmuel is covering a square part of his yard with bricks the square part has a length of 10 feet how many square feet of his yard will Samuel cover with bricks

Mrs. Perez is buying a refrigerator for $1368.25, which includes taxes and delivery charges. She pays $497.80 in cash and will write a check for the balance. For how much should she write the check?

What are the prime factors of 99?

2 and 1/10 + (1 and 2/7+4 and9/10)