Pearson Algebra 1 Common Core, 2011
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Pearson Algebra 1 Common Core, 2011 View details
2. Solving Inequalities Using Addition or Subtraction
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Exercise 86 Page 177

Up to is the same as less than or equal to.

Variable: o = length of octopus in feet
Inequality: o≤18

Practice makes perfect
To write the inequality, let o represent the length of an octopus in feet. If an octopus can be up to 18 feet in length, o must be less than or equal to 18.

o≤18