Ax+by=c
a=1
b=1
slope= -a/b=-1
y=mx+b
y=-x+b
b=0
x+y=0
Answer:
yes; you can just remember that all the angles on a triangle equal 180 so just add the two angles, subtract from 180 to get your last angle degrees.
X+6 > -18+9x
18+6 > 8x
24 > 8x
3 > x
Answer:
7. is 2 squared. I didn't show my work but I am very sure that's the answer.
