31/100 represents the yellow marbles because 3/10 = 30/100, 2/10 = 20/100, and 19/100.It all adds up to 69/100 marbles.
Answer:
Try looking on quizlet I've found alot of my answers on there also!
To solve for y, you need to separate it in one side and the other terms in the other side..... as follows:
<span>a(n+y)=10y+32a
an + ay = 10y + 32a
an - an + ay = 10y + 32a - an
ay = 10y + 32a - an
ay -10y = 32a - an
y (a-10) = (32 - n)a
y = {a(32-n)} / (a-10)
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Answer:
Step-by-step explanation: I will help you with some of them. For the first one the diameter is 18 because diameter is 2x radius. For number 3. The radius is 2. For number 6. The radius is 13. For number 7. The radius is 17. And for number 9. Diameter is 30