The sum of three consecutive even integers is 82 greater than the largest even integer, What are the integers?

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?

Solve the system of equations. 2x-2y=-4 and x+y=8. show work

Describe a situation where it would be beneficial to round decimals to the nearest dollar. explain why you would use rounding in that situation.