Algebra-1

To expand the expression (x - 3)(x + 4), we can use the distributive property and multiply each term of the first expression by each term of the second expression:

(x - 3)(x + 4) = x * (x + 4) - 3 * (x + 4)

Expanding further:

= x² + 4x - 3x - 12

Combining like terms:

= x

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