10 n +20 =660 ,,, find the value of n
give me answer and explanation
Answers
Answered by
4
Answer:
n = 64
Step-by-step explanation:
= 10n + 20 = 660
= 10n = 660 - 20
= 10n = 640
= n = 640/10
= n = 64 (ans)
Similar questions