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BreadOfTheBear
24.06.2020 •
Mathematics
HELP ME PLZ NOT A TEST ITS A REVIEW AND I DONT GET IT I NEED TO KNOW THE STEPS AND THE AWNSER
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Ответ:
See below
Step-by-step explanation:
1. For this problem, you see that it's 5². The only problem that displays 5² is A². Now, there is a ×3 after that. That means there is 3 of 5². If you are still not sure, you can solve the problem.
5²×3=25×3=75
A shows 75.
2. You need to first distribute each factor and then combine like terms.
-14a+10b+20a-32b+2
6a-22b+2
B
3. You need to first distribute each factor and then combine like terms.
-6n+30+18n-12
12n+18
D
Ответ: