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Lapatulllka [165]
3 years ago
15

What’s 5n+7=21 it’s a two step equation

Mathematics
1 answer:
7nadin3 [17]3 years ago
7 0

Answer:

n = 2.8

Step-by-step explanation:

We need to solve the equation 5n+7 =21 to find the value of n.

Adding -7 on both sides

5n +7 -7 = 21 -7

5n = 14

Dividing both sides by 5

5n/5 = 14/5

n = 14/5

n = 2.8

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