Answer:
$3.78
Step-by-step explanation:
find 107%(100%=$54+7%=107%)
54*107/100= $57.78
find the amount of sale tax
57.78-54=$3.78
3(x + 9)(x + 2)x = 0
xv1 = −9
xv2 = −2
xv3 = 0
4/3 or 1.3333333...
2 x (3x + 1)-4 = 6.
6x+2-4=6.
6x+2=10
6x=8.
X= 1.3333333... OR 4/3