Is each pair of expressions equivalent? select yes or no. a. 8(−2 + −4) and −2(−8 − 12) b. −4(−2 + 3) and 2(4 − 6) c. −(−3)(−2 + −10) and 2(−3 − 15)

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv

Which of the following can be used to explain a statement in a geometric proof?