Answer:
65
Step-by-step explanation:
40 + 75 = 115
180 - 115 = 65
x=65
Explaination
x+75+40=180
or,x+ 115=180
or, x=180-115
or x= 65
105°
11x-5 + 6x+5 + x = 180
18x = 180
x = 10
m∠Q = 11(10)-5 = 110-5 = 105°
Option a is the correct answer
It's B
y=mx+b
