n+(n+9)=81 what's the value of n
Answers
Answered by
1
Step-by-step explanation:
Aloha !
n+n+9=81
2n+9=81
2n=74
n=37
Thank you
Answered by
1
Answer:
36
Step-by-step explanation:
n+n+9=81
2n=72
n=72÷2
n=36
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