Find the value of x and qr if m is the midpoint of qr. qm=3x+2 and mr=5x-8

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Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)

Determine the equivalent system for the given system of equations: 5x − 3y = 6 x + y = 2