Skye123J
Skye123J Skye123J
  • 06-09-2016
  • Mathematics
contestada

Eleven diminished by 5 times a number is the same as 4 times the number increased by 20.

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ashes2luna17
ashes2luna17 ashes2luna17
  • 07-09-2016
x - number
11 - 5x = 4x + 20
-5x - 4x = 20 - 11
-9x = 9 | : (-9)
x = -1 
number is -9 
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