Pi=7x-2y solve for y and show it step-by-step

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²