Answer: $75.14
Step-by-step explanation:
to find out how much luis is saving with the discount you do
79.99 * 0.12
and get around 9 ish dollars
after that you do sales tax and get $75.14 dollars hope this helped <3
<span>An alternative equivalent versions are:
</span><span>I = trp
</span><span>t= l/rp
</span><span>p= l/rt</span>
Answer:
Step-by-step explanation:
"length is 4 meters less than 2 times the width"
L = 2W+4
"perimeter is 40 meters"
2L+2W = 40
L+W = 20
(2W+4) + W = 20
3W + 4 = 20
W = 16/3 meters
Answer:
CD=9
Step-by-step explanation:
ΔABD=>
AD²=AB² + BD² [Pythagorean Theorem]
BD²= AD²-AB²
BD²=9²-3²
BD²=72
BD=√72=6√2....(1)
ΔBCD=>
CD²=BD²+BC²
CD²=(6√2)² + 3²
CD²=72+9
CD²=81
CD=√81
CD=9