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Simplify the expression -3 (b-7)
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Simplify the expression -3 (b-7)

User Fblundun
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Simply distribute the -3 across the b and -7.

-3(b - 7) = (-3 * b) + (-3 * -7) = -3b + 21

Hope this was helpful, if it wasn't just drop me a DM explaining what didn't make sense.
User Denis Besic
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