9514 1404 393
Answer:
 x = 9/10
Explanation:
Fractions can be eliminated by multiplying the equation by 12.
 6x +4x = 9
 x = 9/10 . . . . . . . divide by the coefficient of x
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Check
 (9/10)/2 +(9/10)/3 = 3/4 . . . . put x into the original equation
 9/20 +3/10 = 3/4 . . . . . . . . . simplify a bit
 9/20 +6/20 = 15/20 = 3/4 . . . . . true