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3 years ago

8

If a number is increased by 4, its square is increased by 64. Find the number

2 answers:

Anit [1.1K]3 years ago

5 0

Answer:

12

Step-by-step explanation:

12 - 4 = 8

The square of 8 is 64

quester [9]3 years ago

3 0

Answer:

6

Step-by-step explanation:

(n + 4)^2 = n^2 + 64

n^2 + 8n + 16 = n^2 + 64

8n = 48

n = 6

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