The elasticity of demand n is defined as n = - you are required to calculate the elasticity of demand for the demand function x = 75 - 2p - 3p when p = 3

Which equation could represent the relationship shown in the scatter plot? y=−3x−2 y=−3/4x+10 y=−2/3x+1 y=9x−12 scatter plot with x axis labeled variable x and y axis labeled variable y. points go from upper left to lower right.