Question

Which of the following equations have z = 4?
Select all that apply.
(A)9z + 22 = 26
(B)7z - 1= 27
(C) 46 - 8z = 14
(D) 5z + 40 = 62

Answer 1

Answer:

B and D

Step-by-step explanation:

7z -1 = 27 46 - 8z = 14

+1 +1 -46 -46

7z = 28 -8z = -32

/7 /7 /-8 /-8

z = 4 z = 4