Answer:
9
Step-by-step explanation:
15. x
— = —
100. 60
we can cross multiply because they are 'equal'
60 . 15 = 900
100 . x = 100x
100 . x = 900
divide by a form of one to isolate variable further in this case 100/100
100x. 900
—— =. ——
100. 100
x= 9 is your number
