3 |d + 1 |-7>= -1
I don’t know if it’s no solution or not

Both parts are needed to form the full solution set.

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Work Shown:

In the second step, I added 7 to both sides. In the third step, I divided both sides by 3. Afterward, I used the rule that breaks down into for some positive value k. The last thing to do is to subtract 1 from both sides to fully isolate d.

answer:

sometimes

*i think

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