Question

A number when multiplied by 5 is increased by 80. What is the number?​

Answer 1

Answer:

let the number=x

according to the question,

5×X=80

X= 80/5

X= 16

so the number is 16

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Answer 2

Let the number be x

so, the no. is multiplied by 5 = 5x

and increased by 80 = x + 80

now,

we subtracted x also in both side

=> 5x - x = x + 80 - x 9

=> 4x = 80

Dividing 4 in both side

4x ÷ 4 = 80 ÷ 4

x = 20

hence ,

the number is 20 .

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