bethwolfe bethwolfe
  • 08-08-2016
  • Mathematics
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Solve: −3(5+8x)−20≤−11

Let '<=' represent ≤ and '>=' represent ≥ in the drop down box below:

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dalendrk
dalendrk dalendrk
  • 08-08-2016
-3(5 + 8x) - 20 ≤ -11  |use distributive property: a(b + c) = ab + ac

-15 - 24x - 20 ≤ -11

-35 - 24x ≤ -11    |add 35 to both sides

-24x ≤ 24      |change signs

24x ≥ -24    |divide both sides by 24

x ≥ -1
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