
There are 4 teams in the contest.
Hope this helps. - M
First ball blue: 7/15
Second red: 8/14
Answer:
property of equality that justifies the missing step is Division property of equality
Step-by-step explanation:
We need to Identify the property of equality that justifies the missing step

Now, we divide both sides by 4 using division property of equality as it states that 

So, The property of equality that justifies the missing step is Division property of equality
Answer:
x
=
4
,
−
10
Step-by-step explanation: