Question

If 10 be added to four times a certain number the result is 5less than 5 times the number . find the number​

Answer 1

Answer:

Step-by-step explanation:

Let the required number be x. Then,

according to question

10 + 4x = 5x - 5

10 + 5 = 5x - 4x

15 = x.

Hence, the required number is 15.

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Answer 2

Answer:

Step-by-step explanation:

10 + 4x = 5 - 5x

10+ 5= 5x - 4x

15=x

therefore x= 15