<span>commutative property of addition
answer is
</span><span>A. 12 + 6 + 15 = 12 + 15 + 6</span>
Answer:
3x-9 is the answer on edgenuity:)
Step-by-step explanation:
Answer:
1. m = -4
2. y - 13 = -4(x + 8)
3. y - 9 = -4(x + 7)
Step-by-step explanation:
Slope m = (y2-y1)/(x2-x1)
m = (9 - 13)/(-7 - -8) = -4/+1 = -4
The point slope formula using (-8,13):
y - 13 = -4(x- -8) => y - 13 = -4(x + 8)
The point slope formula using (-7,9):
y - 9 = -4(x - -7) => y - 9 = -4(x + 7)