Answer:

Step-by-step explanation:



Answer:
5/3
Step-by-step explanation:
2x+3=5x-2
Subtract 2x from both sides
3=3x-2
Add 2
5=3x
Divide by three
5/3=x
25/20 × 100% = 125%
125% - 100% = 25%
25% profit :)
Answer:
7
Step-by-step explanation:
number of diagonals in a regular polygon = number of sides - 2.
A nonagon is a polygon having 9 sides.
Total number of diagonals in a regular nonagon
= 9 - 2
= 7