How do you simplify the expression #(1+(2c^2-6c-10)/(c+7))/(2c+1)#? Algebra Rational Equations and Functions Division of Rational Expressions 1 Answer Ratnaker Mehta Mar 31, 2017 #" The Exp.="(c-3)/(c+7), if, c!=-7, c!=-1/2.# Explanation: #"The Exp.="{1+(2c^2-6c-10)/(c+7)}/(2c+1),# #={(c+7+2c^2-6c-10)/(c+7)}-:(2c+1),# #={(2c^2-5c-3)/(c+7)}-:(2c+1),# #=[{ul(2c^2-6c)+ul(c-3)}/(c+7)]-:(2c+1),# #=[{2c(c-3)+1(c-3)}/(c+7)]-:(2c+1),# #=[{(c-3)(2c+1)}/(c+7)]-:(2c+1),# #=[{(c-3)(cancel(2c+1))}/(c+7)]xx1/{cancel(2c+1)},# #:." The Exp.="(c-3)/(c+7), if, c!=-7, c!=-1/2.# Enjoy Maths.! Answer link Related questions What is Division of Rational Expressions? How does the division of rational expressions differ from the multiplication of rational expressions? How do you divide 3 rational expressions? How do you divide rational expressions? How do you divide and simplify #\frac{9x^2-4}{2x-2} -: \frac{21x^2-2x-8}{1} #? How do you divide and reduce the expression to the lowest terms #2xy \-: \frac{2x^2}{y}#? How do you divide #\frac{x^2-25}{x+3} \-: (x-5)#? How do you divide #\frac{a^2+2ab+b^2}{ab^2-a^2b} \-: (a+b)#? How do you simplify #(w^2+6w+5)/(w+5)#? How do you simplify #(x^4-256)/(x-4)#? See all questions in Division of Rational Expressions Impact of this question 1529 views around the world You can reuse this answer Creative Commons License