Question

Given 1 ||

m
|| n, find the value of x.
m
(9X+17)°
n
(3x+7)
Answer: 2
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PLSS HELP

Answer 1

I think the ans is

(3x+7) + (9x+17) = 180(it's a strait line)

3x+9x+7+17=180

12x+24=180

12x=180-24

12x=156

x=156/12

x=13