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A lamp usually cost $40 jack has a 5% coupon after the coupon a 5% tax will occur what will she pay

Respuesta :

$40-0.02=$38
$38+0.02=$40
$40 is what she will pay
$40 x 0.05= 2
Subtract
$40 - 2 = $38
Multiply
$38 x 0.05 = 1.9
Add
$38 + 1.90 = $39.90

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