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Solve for ss.\newlines+218|s| + 2 \geq 18

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Q. Solve for ss.\newlines+218|s| + 2 \geq 18
  1. Isolate absolute value expression: First, we need to isolate the absolute value expression on one side of the inequality.\newlines+218|s| + 2 \geq 18\newlineSubtract 22 from both sides to isolate s|s|.\newlines+22182|s| + 2 - 2 \geq 18 - 2\newlines16|s| \geq 16
  2. Set up two inequalities: Now that we have s\lvert s \rvert on its own, we can set up two separate inequalities to solve for ss because the absolute value of ss can be either positive or negative.\newlineThe two inequalities are:\newlines16s \geq 16 and s16-s \geq 16
  3. Solve second inequality: To solve the second inequality, s16-s \geq 16, we need to multiply both sides by 1-1. Remember that when we multiply or divide an inequality by a negative number, we must reverse the inequality sign.\newlines16-s \geq 16\newline(1)(s)(1)(16)(-1)(-s) \leq (-1)(16)\newlines16s \leq -16
  4. Final compound inequality: Now we have two inequalities that represent the solution to the original problem:\newlines16s \geq 16 or s16s \leq -16\newlineThis is the compound inequality that represents all the possible values of ss that satisfy the original inequality.

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