SOLUTION: I really need your help in solving this problem. I appreciate your time and efforts. Have a terrific day :) Here is the question? Solve each compound inequality. Write the solution

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Question 914560: I really need your help in solving this problem. I appreciate your time and efforts. Have a terrific day :) Here is the question? Solve each compound inequality. Write the solution set in interval notation and graph it:
-30 =< 10d + 20 < 90

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
-30 =< 10d + 20 < 90
-5 =< d < 7
d-values: [-5,7)

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