Answer:
A P=94
Step-by-step explanation:
If x =9, we can find the sides of the triangle
2x+3 = 2(9)+3 = 18+3 = 21
4x= 4(9) = 36
5x-8 = 5(9)-8 = 45- 8 = 37
If we know the three sides, we can add them up to find the perimeter.
P = 21+36+37
P =94
