Step-by-step explanation:
Multiply $78 by by 65/100 to determine the original price.
78 can be put over 1.
<u>Multiply</u><u>:</u>

<u>Simplify by dividing the numerator and denominator by 100:</u>

The original price was $50.70.
15085.3929
Explanation
Use a calculator
Answer:
What do think the answer is cause I don't know
Answer:
3
Step-by-step explanation:
w= x
l= x-4
x(x-4) = 45
x^2-4x = 45