Solve and graph.|x| + 1 ? 8
A. {xx ? 9}, or (-?, 9]
B. {x-7 ? x ? 7}, or [-7, 7]
C. {xx ? 7}, or (-?, 7]
D. {xx ? -7 or x ? 7}, or (-?, -7] ? [7, ?)
Answer: B
Mathematics
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