Which factors could represent the length & width of a rectangle with given area A=9m^2-4n^2

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?