Math (prealgerbra)
posted by Sammy .
I've tried this sooo many times I have huge marks on my paper and I just can't figure it out:
3a/8a/12+7/2=7

multiply each term by 24
9a  2a + 84 = 168
7a = 84
a = 12
I usually try to get rid of any fraction by multiplying each term by the LCD