Algebra 1MediumRational Expressions ShareRational Expressions · Medium problemMultiply and simplify: x2−9x+4⋅x+4x−3\dfrac{x^2-9}{x+4}\cdot\dfrac{x+4}{x-3}x+4x2−9⋅x−3x+4 (assume x≠−4,3x\ne -4,3x=−4,3).Check Show answer Walk through it step by step Practice more like this Review this concept