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

Algebra ->  Exponents -> 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      Log On


   

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) About Me  (Show Source):
You can put this solution on YOUR website!
If you mean
%285a-3%29%2F2-+%283a-9%29%2F8+=+6
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
%285a-3%29%2F2-+%283a-9%29%2F8+=+6
%285%2A3-3%29%2F2-+%283%2A3-9%29%2F8+=+6 ?
%2812%29%2F2-+%280%29%2F8+=+6 ?
6 = 6