Answer:
Only one student, Melinda used it right.
Step-by-step explanation:
Associative property lets us place our brackets the way we want and the result would be unchanged.
Here: (13 + 15 + 20) + (20 + 47 + 18).
So, we can place the brackets in any form, like (13 + 15) + (20 + 20) + (47 + 18).
There are many ways to do it. Melinda's was is yet another example.
Note that Associative property does not hold for subtraction.
Answer:
4+1=5(0+1)
Step-by-step explanation:
The formula is y2-y1=slope(x2-x1)
Find the slope by using the formula y2-y1/x2-y1.
Answer:
B.
Step-by-step explanation:
4*s = 4s
4*3 = 12
Use the property of distribution
<em>hope this helps :)</em>
Answer:
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Answer:
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