Q: What is a number decreased by 4?

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When 3 times a number is decreased by 4 the result is 17. what is the number?

Either 2*(n-4) = 2n - 8 or 2n - 4 It depends on whether the "twice" operates on "the number decreased by 4" or "the number".

The phrase "4 decreased by a number x" means that you are subtracting some number from the number 4, but you do not know what number you are subtracting. The number x is an unknown, that you are trying to find out.it means:4 - x

7-x=4

if the quotient of -20 and 4 is decreased by 3

Related questions

When 3 times a number is decreased by 4 the result is 17. what is the number?

Either 2*(n-4) = 2n - 8 or 2n - 4 It depends on whether the "twice" operates on "the number decreased by 4" or "the number".

The phrase "4 decreased by a number x" means that you are subtracting some number from the number 4, but you do not know what number you are subtracting. The number x is an unknown, that you are trying to find out.it means:4 - x

7-x=4

if the quotient of -20 and 4 is decreased by 3

The number is 4

n - 10

Then the number is 20.5

Then the number is 20

16

Its 11

As an algebraic term: x-4