Question

if I take three-fourth of a number and add 3 to it. he result is 21. solve the equation
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Answer 1

3/4x +3 =21

3/4x =21-3=18

x=18×4/3

x=6×4

x=24

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Answer 2

Let the number be x

⇒ 3/4 of x +3 = 21

⇒ 3x/4 = 18

⇒ 3x = 4×18

⇒ x=4×18/3

⇒ x=24

The required number is 24.