8.1.5 R&P 8-49 to 8-54 (skip 54)

8-50) a. Simplify each expression below. Your answer should contain no parentheses and no negative exponents.

8-50) b. Simplify each expression below. Your answer should contain no parentheses and no negative exponents.

8-50) c. Simplify each expression below. Your answer should contain no parentheses and no negative exponents.

8-50) d. Simplify each expression below. Your answer should contain no parentheses and no negative exponents.

8-51) a. Solve the following systems of equations algebraically. Write your answer as an ordered pair without spaces.

8-51) b. Solve the following systems of equations algebraically. Write your answer as an ordered pair without spaces.