The length of a rectangle is 1 ft less than twice the width, and the area of the rectangle is 21 ft2. Find the dimensions of the rectangle.

Tomas wrote the equation y = 3x + 3/4. When Sandar wrote her equation they both had all the same solution as each other but which one could be Sandar's equation. A. - 6x + y = 3/2 B. 6x + y = 3/2 C. - 6x + 2y = 3/2 D. 6x + 2y = 3/2

What is the greatest common factor of 20 and eight

How do you solve e^7 inx

Gabriella and her children went into a grocery store and where they sell apples for $1 each and mangos for $0.50 each. Gabriella has $15 to spend and must buy at least 19 apples and mangos altogether.

14. What is the missing term in the proportion y/16 = 18/24 A. 12 B. 40 C. 9 D. 10

Purple paint is made with a 16:3:1 ratio of white paint:blue paint:red paint. How much white paint, in gallons, is needed in order to make one gallon of purple paint? Express your answer as a common fraction.

Stand A $3.75 for 2.5 lbs Stand B $5.60 for 1.75 lbs Stand C $5.40 for 1.8 lbs Stand D $9.35 for 2.2 lbs Which stand offers the best deal?

Jessica purchased a DVD that was on sale for 12% off. The sales tax in her county is 3%. Let y represent the original price of the DVD. Write an expression that can be used to determine the final cost of the DVD.

Dan and his family are traveling to North Carolina. On Monday, they drove 3/8 of the trip and on Tuesday they drove 4/8 of the trip. How much of the trip did they drive so far?

Is - 2 (x+11) = -2x-22 a distributive property