Answer:
r=25 1) 155
Explanation:
first becuase there is a tranversal line we know that 3(x-5) is equal to 2x+10.
Next we just have to solve for x
3(x-5)=2x+10
3x-15=2x+10
x-15=10
x=25
and because it's a transversal line we just have to subtract 25 from 180 to get (1)
180-25=155