Answer:
13°
Step-by-step explanation:
2z + 5° + 5z - 6° = 90° { being complementary angles }
7z = 90° + 1°
7z = 91°
z = 91° / 7
z = 13°
Hope it will help :)
2z+5+5z-6=90(right angle)
7z=90+1
z=91/7=13 is your answer
