I believe it would just be -1
1. given
2. perpendicular lines makes a right angle
5. definition of complementary angles
sorry bout the others. idk how to word it so hopefully what I gave you helps
Answer:
y=36/9 or y=4
Step-by-step explanation:
3x=15: x=5
y=7(5)+1/3(5)-6
y=36/15-6
y=4