thrice a number decreased by 5 exceeds the number a unit. find the number
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Let, the number be "x"
By question,
3x - 5 = x + 1
=> 3x - x = 1 - (-5)
=> 2x = 1 + 5
=> 2x = 6
=> x = 6/2
=> x = 3.
The number is 3.
Proof: 3 times 3 is 9, which, on decreasing by 5, gives the result 4, which is a unit more than the number.
Hope it will help. Thank you.
By question,
3x - 5 = x + 1
=> 3x - x = 1 - (-5)
=> 2x = 1 + 5
=> 2x = 6
=> x = 6/2
=> x = 3.
The number is 3.
Proof: 3 times 3 is 9, which, on decreasing by 5, gives the result 4, which is a unit more than the number.
Hope it will help. Thank you.
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