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6. Graph the equation by finding the intercepts and at least one other point. 5x - 3y = 15 x - intercept: y - intercept: Additional Point: Graph: D - 8 -7 7. Put the equation 2x + 3y = 3 into slope - intercept form and then graph the equation. Slope - intercept form: Graph: 6 6 711. Does - 5'll = (-5)'? Why or why not? 12. Simplify each Expression. Assume the variables do not equal zero. Write all answers with positive exponents. a) (eh4)(5h12) b) 'kf' 5 b5 2 Cl ("\"303 d} (12':sz5) 13. Simplify each radical completely. a] 1332115325 b} a b23 14. Explain how to write 81\"\" in radical form. 15. Perform the operation, and simplify: m - 21/5 Directions: No calculator ls allowed on this exam. Please simplitv all answers and write in descending order, if needed. Each question is worth 6 points each for a total of 96 points. 1. Solve 5 =-10p+ nap-12 2. A4D-inch board is to be cut into three pieces so that one piece is 4 inches longer than the shortest piece, and the other piece is twice as long as the shortest piece. Find the length of each piece of board. 3. The area, A, of a triangle is A = % hh, where b = length of the base and h = height of the triangle. a} Solve A = g hh for h. bi Find the height of the triangle that has an area of 60 inzand a base length of 12 in. 4. Solve the inequality. Graph the solution on the number line and write the answer in interval notation. 2 10