Question

These rational expressions all have the same denominator write the sum of their numerators over the common denominator 2x+1 + x + 4 / x-3 + x-3 + x-3

Answer 1

So if all same you just simplify  The top :  2x+1+x+4  2x+x+1+4 3x+5  The bottom all same just use one .x-3  3x+5/x-3

Answer 2

C. $\frac{3x+5}{x-3}$