hiAnswer:
Step-by-step explanation:
Answer:
-5/4
m2 will be 78 because sum of angles in a strt line is 180 hence if m1 is 102 then m2 will be (180-102) i.e.78
-5
-10+5b=-35
5b=-35-(-10)
5b=-35+10
5b=-25
b=-25/5
b=-5
