Question

plz answer
don't spam
who will give correct answer I will mark brainliest
and plz mark my answers also brainliest​

Answer 1

please mark me as brainlist and i will f.ollow you

Answer 2

Step-by-step explanation:

Sum of all angles= 180 degree

(10x-5)+(15x-10)+(25x-5)=180

50x-20= 180

50x=180+20

50x=200

x=200/5

x=40