80+x+45+2x+55=180
3x+100+80=180
3x=0
X=0
Measure of angle a=45
Answer:
so all x's have to be added together.
8x+5x+10x+7x=30x
-2+3=1
1dividedby30=30
x=30
hope this helps
Step-by-step explanation:
Slope/Gradient =
P = (-8 , 3) (x1, y1)
Q = (-6 , 2) (x2, y2)
Slope = = = =
Not sure thats the whole question.