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What is the point-slope equation of a line with slope -5 that contains the point (6,3)

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)