Identify the equation of a line in slope-interecept form that is perpendicular to y = -1/3x + 2 and passes through (2,1). I really need help and need the work shown.

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.