Answer:
factor
Step-by-step explanation:
We assume this is a vocabulary question and you want the word that has the definition you have supplied.
Such an expression is called a <em>factor</em>.
Answer:
Assuming they bought the same shoes, $82.5
Step-by-step explanation:
80% of Original Shoe price = $82
Divide by 0.8 to find the original price.
82 / 0.8 = 102.5
102.5-20=82.5
It would be B, an acute scalene. It would be B because all 3 sides are different.

By the quadratic formula,

Then


Multiply numerator and denominator by the denominator's conjugate:
