Question

10. If a number is diminished by 11 gives 20, then the number is​

Answer 1

Answer:

$x - 11 = 20 \\ 20 - 11 = x \\ 9 = x \\so \: x = 9$

Answer 2

Answer:

31

Step-by-step explanation:

let the number be x

so the number is

x - 11 = 20

x = 20 +11

x = 31

the required number is 31

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