Make an equation to solve this problem:
barrys mountain bike weighs 6 pounds more than andy's. if their bikes weighs 42 pounds altogether how much does barry's bike weigh? identify the if-then moves in your equation.

Which of the following represents the length of a diagonal of this trapezoid?

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?