Answer:
130
Step-by-step explanation:
2x+5x+5=180
7x+5=180
7x=175
x=25
5(25)+5=125+5=130
∠ABC=130
7x=180-5
∠ABC=5*25+5=130
Answer
a) 3/4 x = 9
x =
x = 12
b) 10+ 3x = 5x
2 x = 10
x = 5
c) a + x = b
x = b - a
d) c x = d
e)
x < 2( m + g)
f) q + 5 x = 7 x - r
q + r = 2 x
ans is x=3
6.7