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If a number is increased by 20, it becomes 45. Then the number is

If a number is increased by 20, it becomes 45. Then the number is                             

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

Let us assume the number be x.
If a number is increased by 20 = x + 20
If a number is increased by 20, it becomes 45, x + 20 = 45
Transpose, 20 to RHS then it becomes -20.
x = 45–20
x = 25

Thanks

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