12...? I think?
Since she has 9 left and it only says that she gave 3 away..
The area of a plot is the amount of space on the plot
The area of the plot is 2x^2 -x - 1
<h3>How to determine the area</h3>
The dimensions of the plot are given as:
Length=2x+1
Width=x-1.
The area of the plot is the product of its dimension.
So, we have:

Expand

Evaluate the like terms

Hence, the area of the plot is 2x^2 -x - 1
Read more about areas at:
brainly.com/question/24487155
Answer:
1600
Step-by-step explanation:
1600 x 0.05 = 80
or
80 / .05 = 1600
Answer:
347.82
Step-by-step explanation:
Step-by-step explanation:
3n + 6( -8n + 9)
= 3n - 48n + 54
= - 45n + 54
Hope it will help