Question

pqr is 180 degrees find x.
x+20+x-10+2x+10​

Answer 1

Answer:

20-10+20=x-x-2x

30=x

x=30

Answer 2

Step-by-step explanation:

x+20+x-10+2x+10=180

4x+20=180

4x=180-20

4x=160

x=160/4

x=40