the answer is 9
you do the step by step for the equation. you figure out what the formula is.
If you have a graphing calculator then it is easy to graph
Square root of 289 = +17 and -17
Step-by-step explanation:
Where is the expression?
Answer:

Step-by-step explanation:
Assuming that the patio is a rectangle, we have

Where
is the length and
is the width.
Now let's assume that the length of the patio is double than the width.

So, the equation that represents this problem is
