31=4-9y I need help sorry
1 answer:
Answer:
y=-3
Step-by-step explanation:
31=4-9y
9y=4-31
9y=-27
y=-27/9
y=-3
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6x-y+33=0
Step-by-step explanation:
m=y2-y1/x1-x2
m=1-(-3)/18-(-6)
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