Dan's business loses $9 each day. Which equation would be used to show how much money Dan's business has lost in a week?

-9 × 7
-9 × (-7)
9 × 7
9 × (-7)

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte