Your answer is 2x+28
Answer:
[tex]x^{2}+11x+28[/tex]
Step-by-step explanation:
[tex](x+7)(x+4)\\xx+x*4+7x+7*4\\x^{1+1} +4x+7x+28\\x^{2} +4x+7x+28\\x^{2} +11x+28[/tex]
