Question

Pls complete 7,8,9 questions

Answer 1

9.answer : x= 115 , y=140 and z= 40

Step-by-step explanation:

by question, x+40+25=180

I. e, x=115

then x+25+z=180

or, 115+25+z=180

I. e, z=40

and 40+y=180 or, y=140