Answer:
1) x = -24
2) no solution
Explanation:
1. lcm: 12
[3(x) - 4(2x)]/12 = 10
3x - 8x = 120
-5x = 120
x = -24
2. Denominators are equal, equate the numerator
2x + 1 = 9
2x = 8
x = 4
But x can not be 4 because the denominator goes to 0 at x = 4 and the function becomes undefined