Answer:
(19.6,-12)
Step-by-step explanation:
<em>*To solve for a specified variable, you need to isolate that variable onto one side.</em>
<h3>11.</h3>
Firstly, subtract 5r on both sides:
Lastly, divide both sides by 2 and <u>your answer will be </u>
<h3>12.</h3>
First, subtract z on both sides of the equation:
Next, divide both sides by y and <u>your answer will be </u>
<h3>13.</h3>
Firstly, multiply both sides by b:
Next, divide both sides by c and <u>your answer will be </u>
The answer is d I think but idk
After, thorough research I believe that there are 265 pine trees and 0 elm trees since decidous and semi-decidous do not grow near conifers.