The perimeter of a rectangle is 90 feet. If the length is 15 feet more than the width, what are the dimensions of the rectangle?

What's the simplist form for the decimal 2.11

Find the vertex of this parabola: y=-4x^2+8x-12

300 times what gives us 200

Solve for x n (17 - 2) = 34r - r

CosA+cosB+cosC+cos (A+B+C) = cos (A+B). cos (B+C). cos (C+A)

Banks will pay you interest on your money based on the interest rate. True or false?

The perimeter of a rectangle is 136 ft. The ratio of its length to its width is 9 : 8. What are the dimensions of the rectangle? 40 ft by 28 ft 44 ft by 24 ft 48 ft by 20 ft 36 ft by 32 ft

Multiply (3x2 + 2x - 1) (2x + 3)

Find an angle x where sin (x) = cos (x)

Greta and Marge are collecting money for a local charity by taking donations outside of busy local businesses. Hoping to collect the most money today, Greta gets to her collection spot and begins collections at 8am.