Answer:
there are 160 kids in the school
Step-by-step explanation:
7/2= 3 1/2, 12/5= 2 2/5, 11/7= 1 4/7, 15/4= 3 3/4
Answer:
12
Step-by-step explanation:
Answer:
15,17,19
Step-by-step explanation:
Make an equation : 
Solve the equation:



Since x=15 then the second number is 17 and then 19
Hope this helps!
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It’s 2 because you plug in “x+1” as y into the the first equation then solve for x.