Which values of x and y would make the following expression represent a real number? (4 + 5i) (x + yi)

A sweater cost$12 more than a shirt. together they cost$46. what was the price of the shirt

There is a spinner with 11 equal areas, numbered 1 through 11. If the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 3?

A bike accelerates at 3m/s2. How fast will it be traveling after 8 seconds?

What is the difference of the polynomials? (5x3 4x2) - (6x2 - 2x - 9) - x3 6x2 9 - x3 2x2 - 9 5x3 - 2x2 - 2x - 9 5x3 - 2x2 2x 9

What property is shown in the equation? 5ac = 5ca a Identity Property of Multiplication b Reciprocal Property of Multiplication d Zero Property of Multiplication c Commutative Property of Multiplication

Chen is keeping track of mileage to find out how many miles per gallon he gets in his truck. If he puts in 12 gallons of gas and has driven 212.4 miles since his last fill-up, how many miles per gallon does his truck get, to the nearest tenth?

Round 421,906 to the nearest hundred thousand and to the nearest thousand

Jill arranged her baseball cards in 4 rows of 9 cards then she arranged the cards in 2 rows of 18 cars how many other ways can Jill arrange her baseball cards in equal rows

4, 16, 13, 52, 49, 196, 193, 772, _ What comes next?

What's 1 fourth of 1490