Hen solving for a variable in an equation, it is important to complete a 'goals' list so you can..." A
Make calculations not related to the problem.

B
Practice using math language.

C
Correctly perform each step out of order.

D
Understand what's happening in each step.

E
Stay on track from beginning to end.

12 is 33 1/3% of 36 what is the whole

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?

What is the equation of the line graphed?