Question

please please please solve​

Answer 1

Step-by-step explanation:

》3x+(2y-15)=180

》x=15:

》3×15+2y-15=180

》45+2y-15=180

》30+2y=180

》2y=150

》y=75

Answer 2

Answer:

the value of y is 38.

Step-by-step explanation:

Angle O=180°

3x+2y-1=180°

3×35+2y=180+1

105+2y=181

2y=181-105

2y=76

y=76/2

y=38.