1 x 2 + 22 = 6, 4 x 5 + 52 = 45, 3 x 6 + 62 = 54....
72 = 7 x 2 + 22 = 18
84
48 divided by 12 equals 4. 48/12 = 4
36 + 12 = 48
48
Add 12 to each side: a = 36 + 12 = 48
12 times 3 equals 36.
(9, 18, 27, 36, 45, etc.) and (12, 24, 36, 48, 60, etc.)
3x+12=x+48: 3x-x=-12+48 2x=36 x=18
75% of 48 = 36
12, 24, 36, 48, 60, 7215, 30, 45, 60, 75
6, 12, 18, 24, 30, 36, 42, 48, 54, 60.12, 24, 36, 48, 60.15, 30, 45, 60.
They are: 12, 24, 36 and 48