SOLUTION: HELP NEEDED! :)
If 3a+4b/2a-2b=5
Find the value of a^2+2b^2/ab
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Question 953029: HELP NEEDED! :)
If 3a+4b/2a-2b=5
Find the value of a^2+2b^2/ab
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
FIRST EQUATION:
3a+4b/2a-2b=5 Multiply each side by (2a-2b)
3a+4b=10a-10b Subtract 3a from each side.
4b=7a-10b Add 10b to each side.
14b=7a Divide each side by 7.
2b=a First equation simplified: a=2b
SECOND EQUATION:
Substitute for a.(a=2b)
=ANSWER:Value of second equation = 3.
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