3^a /3^-4 = 3^6 6^-5 = 6^a x 6^-7

(2^3)^a = 1/2 x 2 x 2

Solve for the a's

( it would also be REALLY helpful to me if you can give me steps to at least one of these, so I can understand better!)

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?