An example of the vernacular literature of the Middle Ages is

special interest groups must step back and let the process work itself out a representative can amend it at several points in the congressional staffers must do homework and report to the floor on what they 've learned

answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

c. troops marched forward in close formation against newer, more accurate weapons