Determine whether the two expressions are equivalent. If so, tell what property is applied. If not, explain why. 1. 8 x (4 x 3) and (8 x 4) x 3
2. 17 + 12 and 12 + 17

Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?