anonymous one year ago :)

1. UsukiDoll

hmmm... $\frac{1}{2}$ the sum of a number and 10 right?

2. anonymous

one half of the sum of a number and 10

3. UsukiDoll

that's what I mean... for one of your choices you have n over 2 + 10 which is n/2+10

4. anonymous

Yes

5. anonymous

I think it is B.

6. UsukiDoll

sum is addition. n is the number (variable)

7. anonymous

Yes

8. anonymous

Is it B?

9. UsukiDoll

|dw:1434071592587:dw|

10. anonymous

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11. UsukiDoll

I don't know why this is being taught because it doesn't come back at all in higher level math.