Answer:
4
Step-by-step explanation:
D is the answer to this question
Expand
x²+6x-27=-27
add 27 both sides
x²+6x=0
factor
x(x+6)=0
set to zero
x=0
x+6=0
x=-6
x=0 or -6
answer is 0 since -6 is not listed
B. 30
$39(4) + $34.30 = $1200
$156 + 34.30 = $190.30
$1200 - $190.30 = $1009.70
$1009.70 / $34.30 = 29.437
she will need to sell 30 red shoes to meet the sales goal.