Answer:
The Answer is 2.
Step-by-step explanation:
Supplementary means they add up to 180, so you can write an equation:
3x + 2x - 25 = 180
5x - 25 = 180
+ 25
5x = 205
÷ 5
x = 41
I hope this helps!
First year to find how much one pencil cost cost then multiply A number