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4\left(x+1\right)-3\left(1-2x\right)=20-x+3\left(3x-5\right)
Multiply both sides of the equation by 12, the least common multiple of 3,4,12.
4x+4-3\left(1-2x\right)=20-x+3\left(3x-5\right)
Use the distributive property to multiply 4 by x+1.
4x+4-3+6x=20-x+3\left(3x-5\right)
Use the distributive property to multiply -3 by 1-2x.
4x+1+6x=20-x+3\left(3x-5\right)
Subtract 3 from 4 to get 1.
10x+1=20-x+3\left(3x-5\right)
Combine 4x and 6x to get 10x.
10x+1=20-x+9x-15
Use the distributive property to multiply 3 by 3x-5.
10x+1=20+8x-15
Combine -x and 9x to get 8x.
10x+1=5+8x
Subtract 15 from 20 to get 5.
10x+1-8x=5
Subtract 8x from both sides.
2x+1=5
Combine 10x and -8x to get 2x.
2x=5-1
Subtract 1 from both sides.
2x=4
Subtract 1 from 5 to get 4.
x=\frac{4}{2}
Divide both sides by 2.
x=2
Divide 4 by 2 to get 2.