Which value of r gives the line that passes through (-4,r) (-1,12) a slope of 4/3?
its a test!!!
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Answer:
8
Step-by-step explanation:
m = slope of line
m = y2 - y1 / X2 - x1
4/3 = 12 - r / -1 + 4
4/3 = 12 - r / 3
12 - r = 4
r = 8
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