Angelina orders lipsticks from an online makeup website. Each lipstick costs $7.50. A one-time shipping fee is $3.25 is added to the cost of the order. The total cost of Angelina’s order before tax is $87.75. How many lipsticks did she order? Label your variable. Write and solve and algebraic equation. Write your answer in a complete sentence based on the context of the problem. (Please someone smart answer!)

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?