Translate from the English form to algebraic form. The square of the difference of 2x plus y and 8 A. (2x + y) 2 + 82 B. 82 - (2x + y) C. ((2x + y) - 8) 2 D. (2x + y) 2 + 8

Which two of the prime numbers below are factors of 247. a. 11 b. 13 c. 17 d. 19

A community center is organizing a dance. There are four large columns arranged at the corners of a square. The decorating committee will hang one large streamer from each column to every other column. How many streamers are needed?

X intercept of y=-4x+11

the length of a rectangle is four times its width. If the area of the rectangle is 400yd^2, find its perimeter.

Convert 0.0000001 to the power of 10

The number of vibrations in a piano string are inversely proportional to its length. A wire 1.25m long vibrates at 510 vibrations/second. To produce 450 vibrations per second, how long should a wire be made

If the radius of a circle is 6in., what is the diameter and circumference of the circle

The ratio of fishing boats to sailboats in a bay is 8:3. There are a total of 24 sailboats in the bay. How many fishing boats are in the bay?

4,140 inches is how many yards

Jane is 3 years older than mary, and mary is twice as old as kay. if kay is x years old, how old is jane?