<span>3/7 - 10/7
= - 7/7
= -1
answer
-1</span>
12/15 games have been won then they won 3 which makes it then 15/18 because the denominator is how many games they've played while the numerator is how many games they one.

Cross multiply both...

divide each side by 18 to make the x by itself
Which gives you x=83.333%
You are right on the question
Answer:
x= 3,2
Step-by-step explanation:
10 ---------------- 100%
x ---------------- 32%







620 --> aumentando 35%
35% de 620 = 35*620/100 = 35*62/10 = 217 (aumento)
Montante = 620 + 217 = 837