mack2428 mack2428
  • 07-04-2020
  • Mathematics
contestada

Solve 2(4 x + 3) < 5 x + 21. { x | x < 9} { x | x > -5} { x | x > -9} { x | x < 5}

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 07-04-2020

Answer:

x <5

Step-by-step explanation:

2(4 x + 3) < 5 x + 21

Distribute

8x +6 < 5x +21

Subtract 5x from each side

8x -5x +6 < 5x-5x+21

3x +6 < 21

Subtract 6 from each side

3x+6-6 <21-6

3x <15

Divide each side by 3

3x/3 <15/3

x <5

Answer Link
pegisy
pegisy pegisy
  • 01-02-2021

Answer: (x|x <5

Step-by-step explanation:

Answer Link

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