(5a+2)/6a + (a+3)/3a can be simplified to become which of the following? i know the answer is 7a+8/6a, but why?

You are adding:

5a + 2 a+3

+

6a 3a

The LCD here is 6a, so we must mult. numerator and denom. of the 2nd fraction by 2:

5a + 2 2(a+3) 7a + 8

+ = Please note: either write this result as

6a 2(3a) 6a shown, or include parentheses in your

(7a+8) / (6a)

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)