Logan collected pledges for charity walk-a-thon. he will receive total contributions of 68 plus 20 every mile that he walks. how many miles will he need to walk to raise 348. plz hurry.

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?

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4

If two lines form congruent alternate interior angles with a transversal, then the lines