jenny6936 jenny6936
  • 16-04-2019
  • Mathematics
contestada

Simplify 4(5x-6)-4(2x+1)

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goso
goso goso
  • 16-04-2019

distribution first then combine similar numbers so answer is 12x+20

Answer Link
starlipika
starlipika starlipika
  • 16-04-2019

expand brackets

20x - 24 - (8x + 4)

multiply 2nd bracket by invisible -1

20x - 24 - 8x - 4

collect like terms

12x - 28

therefore the answer is 12x-28

Answer Link

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