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KIM [24]
2 years ago
12

Expand and simplify 3(x-4)(2x+5)​

Mathematics
2 answers:
elixir [45]2 years ago
6 0

3(x-4)(2x+5)

= 3×(x-4)×(2x+5)

= (3x-12)(2x+5)

= 6x²+15x-24x-60

= 6x²-9x-60

nevsk [136]2 years ago
4 0
  • Step-by-step explanation:

3( {2x }^{2}  + 5x - 8x - 20) \\ 3( {2x}^{2} - 3x - 20) \\  {6x}^{2}   - 9x - 60  \\(6x +  \frac{5}{2} )(x - 4)

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