A = L * L
400 = L²
√L² = √400
L = 20
The lenght of each side is 20
Comment the equation and ill solve it for you
Answer:
Step-by-step explanation:
66.00 x 1.0825 = 71.445 rounded to $71.45
You take 8.25% and divide it by 100 which will give you 0.0825 by adding a 1 this will get you the sales tax and original amount.
Answer:

Step-by-step explanation:
Given

Required
Express as a standard polynomial
We have:

Rewrite as:

Open bracket

Add like terms

Answer:
x-intercept is 50 y-intercept is 40
Step-by-step explanation:
solve for x, then solve for y