Question

(3/4a+5/7b)-(2/9b-7/6a)​

Answer 1

Respuesta:

23a/12 + 31b/63

Explicación paso a paso:

(3a/4 + 5b/7) - (2b/9 - 7a/6)​

3a/4 + 7a/6 + 5b/7 - 2b/9

(18a+28a)/24 + (45b-14b)/63

46a/24 + 31b/63

23a/12 + 31b/63