Algebra-1

To expand the expression (x - 4)(x + 7), we can use the distributive property and multiply each term of the first expression by each term of the second expression:

(x - 4)(x + 7) = x * (x + 7) - 4 * (x + 7)

Expanding further:

= x² + 7x - 4x - 28

Combining like terms:

= x² + (7x - 4x) - 28
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