Simplify each expression. Write answers with only positive exponents. Assume that all variables represent positive real numbers.

Which solid has two triangular bases and three lateral faces, each in the shape of a rectangle? triangular prism triangular pyramid rectangular prism rectangular pyramid

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2