Which of the equations shown have infinitely many solutions? Select all that apply.
A. 3x – 1 = 3x + 1
B. 2x – 1 = 1 – 2x
C. 3x – 2 = 2x – 3
D. 3(x – 1) = 3x – 3
E. 2x + 2 = 2(x + 1)
F. 3(x – 2) = 2(x – 3

Choose all answers that apply: a) ab and a’b’ are one the same line. b) quadrilaterals abcd and a’ b’ c’ d’ have the same perimeters. c) points a and a’ have the same coordinates. d) none of the above

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Name the most appropriate metric unit for each measurement