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}.