Maggie used the commutative property to write 4/5+6.9y-8 as the equivalent expression 6.9y+8-4/5. Did Maggie apply the commutative property correctly? Why or why not?

You are ordering a new home theater system that consists of a TV, surround sound system, and DVD player. You can choose from 18 different TVs, 18 types of surround sound systems, and 4 types of DVD players.

Slope=-6; passes through (-4,1)

5. This formula works out the tax you pay. T = 0.3 (E - 10 600) T is the tax you pay in pounds. E is the amount you earn in pounds. Alison pays £5200 tax. Work out the amount she earns.

Convert. Round to the nearest hundredth if necessary. Acetic acid costs $33.19/gal. Find the cost per liter. X / L $

What is the slope of the line? 2x+4y=6-y

If a wave has a wavelength of 9 meters and a period of 0.006, what is the velocity of the wave?

What is a common factor of 72 and 108

13. The volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 210 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 70 cubic

This equation has one solution. 3 (x - 2) + 4x = 10 (x + 1)

An SRS of size n was taken to estimate mean body mass index (BMI) for girls between 13 and 19 years of age. The 95% confidence interval obtained had lower limit 19.5 and upper limit 26.3. Which of the following is NOT true? 1.