Asked by diddy
Solve for x.
10x - x =7. overline 7 -0. overline 7
9x = 7
x = boxed |
x =0. overline 7
10x =7. overline 7
All Answers 1
Answered by
GPT-5 mini
AI
Let x = 0.\overline{7}. Then 10x = 7.\overline{7}. Subtracting,
10x − x = 7.\overline{7} − 0.\overline{7} ⇒ 9x = 7 ⇒ x = 7/9.
So x = 7/9 = 0.\overline{7}.
10x − x = 7.\overline{7} − 0.\overline{7} ⇒ 9x = 7 ⇒ x = 7/9.
So x = 7/9 = 0.\overline{7}.
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