5.
To find this, you can do the is over of technique.
The is over of technique is as says - is over of and percent over one hundred.
If you use this technique, your equation should look like this:
x/50 = 10/100
Cross multiply 10 and 50 and divide by 100 to get the answer of 5.
Hope this helps!
Hello!
First we have to find out how much each copy cost
240 / 60 = 4
Since each magazine cost $4 the answer is y = 4x; (1,4), (2,8), (3,12)
Hope this helps!
Step 1: Subtract
from both sides. Leaving us with 
Step 2: Add
to both sides. Leaving us with 
So, your answer would be y = -3x
Answer:
L.C.M of 15 and 30 is 30.