Fifteen decreased by the quotient of a number and 3 is 20

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texaschic101 texaschic101 · Answer 1 · 2017-08-22T05:23:20+02:00

(n/3) - 15 = 20 <== ur equation
n/3 = 20 + 15
n/3 = 35
n = 35 * 3
n = 105 <== ur solution

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pinquancaro pinquancaro · Answer 2 · 2019-09-30T17:39:08+02:00

Answer:

The required number is -15.

Step-by-step explanation:

Given : Expression 'Fifteen decreased by the quotient of a number and 3 is 20'.

To find : The number ?

Solution :

Let the number be 'x'.

According to statement,

Fifteen decreased by the quotient of a number and 3 is 20,

[tex]15-\frac{x}{3}= 20[/tex]

Solving the equation by subtracting 15 both side,

[tex]-\frac{x}{3}=5[/tex]

Cross multiply,

[tex]x=-5\times 3[/tex]

[tex]x=-15[/tex]

Therefore, The required number is -15.