Answer:
7.5 inches
Step-by-step explanation:
take the 5 away from the 20, you have 15 inches left. Isosceles triangles have two equal sides; 15 divided into two equally is 7.5
-2
2x - 4 +2 - 2x
Combine like terms
2x-2x -4+2
0x -2
12x^2 - 5x - 3
Ok guys I’m really confused