Step-by-step explanation:
divided 20 by 5 times that by 4
20 divided by 5 is 4
4x4 is 16 its 16 you got it right
Answer:
80
Step-by-step explanation:
(4x-5)(4x-1) = 80
Answer:
-1
Step-by-step explanation:
Answer:
40
Step-by-step explanation:
Supplementary angles=105+?=180
1=105
180-105=75
4=115
180-115=65
65+75=140
180-140=40