1/3m - 1 - 1/2n when m equals 21 and n equals 12

Solve the equation. 3x - 6 = 6x - 9 0 4 -1 1

What is the mean for 18 18 19 18 24 21 21 24 23 25 46 28 21 19

The length of a flat screen TV is 5 inches less than 3 times its width. If the perimeter of the TV is 150 inches, find the dimensions.

Are lines 2y-12x=20 and y=3x-1 parallel

a target has a bullseye with a diameter of 2 in the outer ring is 1 in wide what is the area of the outer ring

The sum of three consecutive integers is - 255. what are they?

How many two third ounce can be made with 8ounces

Written as a simplified polynomial in standard form, what is the result when (3x + 1) 2 is subtracted from 8?

Every two days he's trying to spend 1.75 hours observing dolphins and 2.5 hours observing sea lines at this rate how many total hours will the scientist spend a observing dolphins and sea lions in 10 days

An expression is given: x (-1.8-6y) Use the distributive property to expand the expression.