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4\left(5x+4\right)-12=3\left(3x-2\right)
Multiply both sides of the equation by 12, the least common multiple of 3,4.
20x+16-12=3\left(3x-2\right)
Use the distributive property to multiply 4 by 5x+4.
20x+4=3\left(3x-2\right)
Subtract 12 from 16 to get 4.
20x+4=9x-6
Use the distributive property to multiply 3 by 3x-2.
20x+4-9x=-6
Subtract 9x from both sides.
11x+4=-6
Combine 20x and -9x to get 11x.
11x=-6-4
Subtract 4 from both sides.
11x=-10
Subtract 4 from -6 to get -10.
x=\frac{-10}{11}
Divide both sides by 11.
x=-\frac{10}{11}
Fraction \frac{-10}{11} can be rewritten as -\frac{10}{11} by extracting the negative sign.