An equation and the first step in its solution are shown below. Equation: x2 + 6x - 9 = 0
Step 1: x2 + 6x + h = 9 + h
What value of h is used to solve the equation by the method of completing the square?

Abcd is a parallelogram. the diagram is not drawn to scale. if m

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

Which of the following are accepted without proof in a logical system? check all that apply.