# Twice a number minus a second number is -1. Twice the second number added to three times the first number is 9. How do you find the two numbers?

The first number is

Open the brackets and simplify.

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Let the first number be (x) and the second number be (y).

Equations:

- (2x - y = -1)
- (3x + 2y = 9)

Solve this system of linear equations to find the values of (x) and (y).

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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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