Answer:
A. 2x+6 is the correct answer
Each side should increase by 2x (left & right, and up & down) so that to match the condition :
7+2x)(6+2x) = 45
Solving it will give you: 4x² + 26x - 3
Answer:
Each teacher will get 12 cookies and there will be 2 left over
Step-by-step explanation:
5 x 12 = 60
62 - 2 = 60
Salutations!
Let the number be

The equation would be:

Lets solve this!
We need to always keep the variables aside, and the numbers aside.


Hope I helped (:
Have a great day!