Interval Notation: (4, +∞) x ≤ 4. Solution: Step 1. Graph the solution. Use a closed dot at 4 and shade all real numbers below 4, including 4. Put negative infinity above to indicate that the
Express the solution using interval notation. −7 ≤ 3x + 7 ≤ 12 This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts.
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