Which expression is equivalent to (x^1/2y^-1/4z) ^-2

3 (5+4b) ? Simply the expression

Solve for z. 30 = z/8 z =

If the sales tax is 6.75%, how much tax would Adrian pay if he bought two CD's at $16.99 each and one DVD for $36.29.

How do I solve 3x=90

The table below shows the air pressure in pounds per square inch at different altitudes in thousand feet: Altitude (thousand feet) 5 10 15 20 25 30 35 40 45 Air pressure (pounds per square inch) 12.4 10.2 7 6.2 5.2 4.2 3.4 2.6 2.

Mr. Pham wrote the equations below on the board 18 minus 7X equals - 20.5 what is the value of X

Which of the following represents the area of a rectangle whose length is x + 4 and whose width is x - 9? x2 - 36 x2 + 5x - 36 x2 - 5x - 36 x2 + 36x - 5

Ken ate 2⁄7 of the chocolate bar one day and 8⁄14 the next day. How much of the chocolate bar did Ken eat?

What number must you add to complete the square? x^2+12x=33

What is 66 2/3% in decimal form