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-14 <= -2c - 2 < -6.
Add 2 to all 3 parts of this compound inequality. You will get an equivalent inequality
-12 <= -2c < -4.
Next step divide by (-2) all parts of this compound inequality.
Since you divide by negative number, do not forget to change the inequality signs to the opposite.
You will get an equivalent inequality
2 < c <= 6.
It is your
Answer. The solution to the given inequality is the set of real numbers 2 < c <= 6.
