Solve for x
x = \frac{14}{5} = 2\frac{4}{5} = 2.8
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3x+2\left(x-1\right)=12
Multiply both sides of the equation by 12, the least common multiple of 4,6.
3x+2x-2=12
Use the distributive property to multiply 2 by x-1.
5x-2=12
Combine 3x and 2x to get 5x.
5x=12+2
Add 2 to both sides.
5x=14
Add 12 and 2 to get 14.
x=\frac{14}{5}
Divide both sides by 5.
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