Alexf12 Alexf12
  • 03-02-2016
  • Mathematics
contestada

the possible values of x are given by x + 8 < 6. what is the greatest possible value of 7x?

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taskmasters
taskmasters taskmasters
  • 03-02-2016
x + 8  <   6
   - 8      -8
x        < -2

x can be any number less than -2. it starts with -3 onwards.

7x ⇒ 7(-3) = -21
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