SOLUTION: So my question is how do I check this answer I get confused how to set it up! So I got 5a-3/2-3a-9/8=6 I worked it out and it come out a=3 but how do I set it up to check the answe

Question 623329: So my question is how do I check this answer I get confused how to set it up! So I got 5a-3/2-3a-9/8=6 I worked it out and it come out a=3 but how do I set it up to check the answer?? Please help thank you!
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
If you mean

Multiply by 8
4*(5a-3) - (3a-9) = 48
20a - 12 - 3a + 9 = 48
17a = 51
a = 3
======
To check it, sub 3 for a

?
?
6 = 6
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