Answer:
A i think
Step-by-step explanation:
Answer:
the answer is
9b²-3b
Step-by-step explanation:
9b-3
14.9682539683 Your welcome have a good day!
I believe it is.... (2,2)or(4,4)
Answer:
x = 19°
Step-by-step explanation:
Given that < (6x + 1)° + < (3x + 8)° are supplementary angles whose sum = 180°
6x + 1 + 3x + 8 = 180°
Add common terms:
9x + 9 = 180°
Subtract 9 from both sides:
9x + 9 - 9 = 180° - 9
9x = 171°
Divide both sides by 9 to solve for x:

x = 19°