Which expression is equivalent to-2 (3a + 6b) + (4a - 2b

Which statement is always true? A) The sum of two irrational numbers is rational. B) The product of a rational and irrational number is rational. C) The sum of two rational numbers is irrational. D) The product of two rational numbers is rational.

390 X 1 390 X 0.1 390 X 0.01

What two numbers can multiply to get + 15, however, add together to get - 9?

Which number rounds to 3,500 when rounded to the nearest hundred

On the model scale drawing, approximately how much empty space lies between the bed and the dresser? Use complete sentences to explain your reasoning.

Determine all of the roots (or zeros) 4x^3-4x^2-11x+6=0 if 2 is known to be one of the roots

In a small town there are two main sections called the Hill section and the Lake section. The town has a population of 4298. The number of people who live in the Hill section is 188 more than twice the number of people who live in the Lake section.

Two accounts each begin with a deposit of $5000. Both accounts have rates of 5.7 %, but one account compounds interest once a year while the other account compounds interest continuously.

Blue whales eat an average of 5,000 pounds of fish daily, with a standard deviation of 850 pounds. Approximately what percentage of blue whales eat more than 7,550 pounds of fish? 15.87% 5% 0.3% 0.15%

A car travels 450 miles in the same time that a motorcycle travels 390 miles. if the car's speed is 10 miles per hour more than the motorcycle's, find the speed of the car and the speed of the motorcycle. the speed of the motorcycle is ___ mph.