From the question;
We are to add the product of 5 and 6 with the product of 3 and 7
Product of 5 and 6 is
[tex]5\times6=30[/tex]Product of 3 and 7 is
[tex]3\times7=21[/tex]By adding we get
[tex]30+21=51[/tex]Therefore, the addition of the product of 5 and 6 with the product of 3 and 7 is 51