30 = 60% of x
x being our variable, we need to figure out what x equals. Use the formula I put in the attachment. Multiply 30 by 60, and then divide the product by 100. That will give you the answer :)
Take the amount that it first was and multiple by 3…..?
Answer:
2
Step-by-step explanation:
As per the interval, x = 1 and y = 5/2
<u>Substitute x into the expression:</u>
3 - 1 = 2
He has 13 kids in his class. I subtracted 42 - 3 and got 39. Then I divided 39 by 3. That gave me 13.