I need to know how to set up the problem on number 8.
1 answer:
Since 1/4 has been taken off, 3/4 are still left on. The sale price is 3/4 of the regular price, so that's the prop constant.
$ale = 0.75 regular.
If the regular price is $29, then
$ale = 0.75 ($29) = $21.75
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