BeCk11111 BeCk11111

10-12-2017
Mathematics

contestada

After 12 days you have 800 lbs of plutonium left to fuel your nuclear reactor. After 30 days you have 755 lbs. Find the equation of the line (in slope-intercept form).How much fuel will you have after 120 days?

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tlogdahl tlogdahl

11-12-2017

m=(755-800) /30-12
m= -45/18 or -2.5

y-800 = -2.5(x-12)
y-800 = -2.5x + 30
y = -2.5x + 830

y = -2.5(120) + 830
y = 530 lbs

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