# If three times a number is increased by 4, the result is the same as when five times a number is decreased by 20. What is the number?

The number, or

"the result is the same as" means this is an equation because each part of the stated problem is "the same" or equal.

For the first part of the equation (If three times a number is increased by 4):

For the second part of the equation (when five times a number is decreased by 20.):

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The number is 8.

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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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