18
18
3
-972 divided by 18 is -54
18
18
18.2778
0.3333
54/3 = 18. Simple!
18
Write the question properly (3x=54) And then divide 54 by 3 (18). now your answer is x=18.
Three is the lowest common denominator. 21 divided by 3 = 7 54 divided by 3 = 18 21/54 = 7/18