Answer:
found this on the web. hopefully it helps
14/20 or simplified 7/10 it can also be shown as 70% or 0.7 or 0.70
Step-by-step explanation:
7 in, 7 in, 7 in
12 in, 15 in, 25 in
2 in, 3 in, 4in
-72=-72
5n-42=12n
n=-6
5*(-6)-42 = 12*(-6)
-30-42=-72
So, n= -6 is the right number for this equation
