Question

solve: −4≤2x+6<18

i don't know how to solve this kind of problem with symbols??
*two symbols
−4≤2x+6<18
subtract 6
-10 ≤ 2x < 12
divide by 2
-5 ≤ x < 6

remember, only multiplication and division by a negative number will affect the inequality sign.
Since I multiplied by +2, nothing happened.

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