Which expression is equivalent to - 2 (3a + 6b) + (4a - 2b) ? A) - 2 (a + 7b) B) - 2 (a - 7b) C) 2 (a + 7b) D) 2 (a - 7b)

3 1/5 divided by a number equals 4 1/2

6/9 un 2 different ways

A bag contains 250 cubes that are black, yellow and white. A student randomly selects a cube without looking and replaces it in the bag.

Unit rate of 8 batteries in 3 months

How do I work this - (-3) - [ - (-4]-2+7

A certain measurement must be between 3.64 and 4.28 centimeters. Which number is greater than 3.64 and less than 4.28?

Using the exponential regression model, which is the best prediction of the wavelength of the key that is 8 above the A above middle C? 49.31 cm 49.44 cm 49.73 cm 49.78 cm

What single percentage change is equivalent to a 15% decrease followed by a 16% decrease?

Use substitution to solve the linear system of equations. x = 4 -y = 1/2x (4, - 2) (-2, 4) (4, 2) (2, - 4)

What is (24-6) + 19:2