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Expanding -5 over 8(3p+8) can be done by distributing the -5 over the terms inside the parentheses.
-5 is multiplied by each of the terms 3p and 8:
-5 * 3p = -15p
-5 * 8 = -40
Therefore, -5 over 8(3p+8) can be expanded to -15p - 40.