Answer: HK
Step-by-step explanation:
Answer:
The answer is -13.
-9 + -4 = -13
The answer is greater than one. :)
Step-by-step explanation: one angle is 6x + 9 also equals to 9x -30
9x - 30 = 6x + 9
3x = 39, x = 13
Angle is 6×13+9 = 87