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Airida [17]
3 years ago
10

N+ 7 = 21 What step is needed to solve the equation and what is the solution to the equation ?

Mathematics
2 answers:
kozerog [31]3 years ago
8 0
Subtraction is needed n = 14
Nimfa-mama [501]3 years ago
4 0

Answer:

n+7=21 -7

n=14

Step-by-step explanation:

prove me wrong

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