Chapter 5 - Section 5.3 - Special Products - Exercise Set - Page 367: 19

$-6x^2+7x-10$

Using $(a+b)(c+d)=ab+ad+bc+bd$ or the FOIL Method, the product of the given expression, $ (6x-5)(2-x) ,$ is \begin{array}{l}\require{cancel} 6x(2)+6x(-x)-5(2)-5(x) \\\\= 12x-6x^2-10-5x \\\\= -6x^2+(12x-5x)-10 \\\\= -6x^2+7x-10 .\end{array}