-55
15 plus -3 equals 12 12 divided by -6 equals -2
15 / (3/11) = 15* (11/3) = 5*11 = 55
3
(3n + 15) / 2
45 ÷ 15 ÷ 3 + 2 = 3
-55
-18
15 plus -3 equals 12 12 divided by -6 equals -2
15 / (3/11) = 15* (11/3) = 5*11 = 55
15
3
15
13.75
3x + 15/2
(3n + 15) / 2
14/15 + 1/3 + 14/15 + 5/15 = 19/15 = 1 4/15 Negative divided by negative becomes positive. Common denominator is 15.