4x-10+5x-22+3x+2=180
So x=35/2 or 17.5
it is an eqilateral triangle, 3 equal sides 3 equal angles (60°)
so
5x - 22 = 4x - 10
x = 12
Answer:
Step-by-step explanation:
13(9x)
13 * 9x = 117x