Um sorry but i think your missing some info! reply to me and i can help with a question
One way to check if 102 ÷ 6 = 17 is by focusing on the left side of the equation.
102 ÷ 6 can be converted into 
can be simplified, lets start by dividing the numerator and denominator by 2.
\frac{102/2}{6/2} = \frac{51}{3}
= 
can be rewritten as 17.
Answer:18 million and 300000
Step-by-step explanation:
Since light travels 180 million KM in 10 min, it would travel 180 million/10 in one minute. Thus, we get 18 million. As we know, there are 60 seconds in a min. Thus, there are 60*10=600 seconds in 10 minutes. Thus, 180 million/600 gives 300000
7y^2 - y^2 = 6y^2
hope it helps