Answer
$d \geq 2$ or $d \lt 2$
Work Step by Step
Given: $4d+5 \geq 13 $ or $7d-2 \lt 12$
$4d \geq 8$ or $7d \lt 14$
$d \geq 2$ or $d \lt 2$
The solutions as a single inequality are:
$d \geq 2$ or $d \lt 2$
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