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Base Problems.

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A base-10 integer $n=4\triangle_9=\triangle0_7$ , where $\triangle$ represents a single digit. What is the value of $n?$

Guest Sep 30, 2020

2⁺¹ Answers

+33657

+4

4*9 + x = 7*x + 0

6*x = 36

x = 6

n = 7*6 = 42

Alan Sep 30, 2020

0

Correct! nice job.

Guest Sep 30, 2020

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