Respuesta :

Answer:

a1

Step-by-step explanation:

Just add the numerators if both fractions to get: a + 1 = a1

edisonlara1212

Answer:

a+1

Step-by-step explanation:

Well if you have the same denominator, which in this case you do, it's equal to b, you can simply add the numerators. This gives you the expression [tex]\frac{a+1}{b}[/tex] so the numerator is a+1