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12x-60\left(\frac{2}{3}x-\left(\frac{1-x}{2}+4\right)\right)=45\left(1-x\right)
Multiply both sides of the equation by 60, the least common multiple of 5,3,2,4.
12x-60\left(\frac{2}{3}x-\frac{1-x}{2}-4\right)=45\left(1-x\right)
To find the opposite of \frac{1-x}{2}+4, find the opposite of each term.
12x-60\left(\frac{2}{3}x-\frac{1-x}{2}-4\right)=45-45x
Use the distributive property to multiply 45 by 1-x.
12x-60\left(\frac{2}{3}x-\left(\frac{1}{2}-\frac{1}{2}x\right)-4\right)=45-45x
Divide each term of 1-x by 2 to get \frac{1}{2}-\frac{1}{2}x.
12x-60\left(\frac{2}{3}x-\frac{1}{2}-\left(-\frac{1}{2}x\right)-4\right)=45-45x
To find the opposite of \frac{1}{2}-\frac{1}{2}x, find the opposite of each term.
12x-60\left(\frac{2}{3}x-\frac{1}{2}+\frac{1}{2}x-4\right)=45-45x
The opposite of -\frac{1}{2}x is \frac{1}{2}x.
12x-60\left(\frac{7}{6}x-\frac{1}{2}-4\right)=45-45x
Combine \frac{2}{3}x and \frac{1}{2}x to get \frac{7}{6}x.
12x-60\left(\frac{7}{6}x-\frac{1}{2}-\frac{8}{2}\right)=45-45x
Convert 4 to fraction \frac{8}{2}.
12x-60\left(\frac{7}{6}x+\frac{-1-8}{2}\right)=45-45x
Since -\frac{1}{2} and \frac{8}{2} have the same denominator, subtract them by subtracting their numerators.
12x-60\left(\frac{7}{6}x-\frac{9}{2}\right)=45-45x
Subtract 8 from -1 to get -9.
12x-60\times \frac{7}{6}x-60\left(-\frac{9}{2}\right)=45-45x
Use the distributive property to multiply -60 by \frac{7}{6}x-\frac{9}{2}.
12x+\frac{-60\times 7}{6}x-60\left(-\frac{9}{2}\right)=45-45x
Express -60\times \frac{7}{6} as a single fraction.
12x+\frac{-420}{6}x-60\left(-\frac{9}{2}\right)=45-45x
Multiply -60 and 7 to get -420.
12x-70x-60\left(-\frac{9}{2}\right)=45-45x
Divide -420 by 6 to get -70.
12x-70x+\frac{-60\left(-9\right)}{2}=45-45x
Express -60\left(-\frac{9}{2}\right) as a single fraction.
12x-70x+\frac{540}{2}=45-45x
Multiply -60 and -9 to get 540.
12x-70x+270=45-45x
Divide 540 by 2 to get 270.
-58x+270=45-45x
Combine 12x and -70x to get -58x.
-58x+270+45x=45
Add 45x to both sides.
-13x+270=45
Combine -58x and 45x to get -13x.
-13x=45-270
Subtract 270 from both sides.
-13x=-225
Subtract 270 from 45 to get -225.
x=\frac{-225}{-13}
Divide both sides by -13.
x=\frac{225}{13}
Fraction \frac{-225}{-13} can be simplified to \frac{225}{13} by removing the negative sign from both the numerator and the denominator.