45=6-3x definition sep by step

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

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.)