Question

(a-7)/3 + (5a-3)/6 - (2a+5)/4 is this equal to (8a-39)/12 or do I need to simplify some more?

Answer 1

I got before reducing an answer of (8a-28)/12

Answer 2

I used 12 as LCD, watch that last term preceded by a minus sign.

Answer 3

getting: [(4a-7)+(10a-6)-(6a+15)]/12

Answer 4

outcastlilgurl, did I mess up? I am not always right?

Answer 5

4(a-7) = 4a-28

Answer 6

the final answer became (2a-7)/3

Answer 7

I used 12 as LCD too, maybe I multiplied wrong? let me redo the problem and see

Answer 8

No No, laka showed my mistake

Answer 9

i think the final result is just (8a-49)/12

Answer 10

Thats what I now have after correcting my error.

Answer 11

I did the problem again and that's what I got, thanks!