Step-by-step explanation:
commutative property of multiplication
3 * 5 means 5 + 5 + 5 which equals 15.
5 * 3 means 3 + 3 + 3 + 3 + 3 which equals 15.
20) Answer is: x=76
21) Answer is x=15
It is answer D does that help?
Step-by-step explanation:
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Answer:
6.63
Step-by-step explanation: