Question
Solve the following inequalities and write the solution set using interval notation.

-9 < 2x + 7 ≤ 19

Answer

-9 < 2x + 7 ≤ 19 ∴ -16 < 2x ≤ 12 ∴ -8< x ≤ 6 ∴ x ∈ (-8, 6]

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free