Evaluate
\frac{3x}{2}-4.2
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\frac{3x}{2}-4.2
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5.1x-10.2-3\left(1.2x-2\right)
Use the distributive property to multiply 5.1 by x-2.
5.1x-10.2-3.6x+6
Use the distributive property to multiply -3 by 1.2x-2.
1.5x-10.2+6
Combine 5.1x and -3.6x to get 1.5x.
1.5x-4.2
Add -10.2 and 6 to get -4.2.
5.1x-10.2-3\left(1.2x-2\right)
Use the distributive property to multiply 5.1 by x-2.
5.1x-10.2-3.6x+6
Use the distributive property to multiply -3 by 1.2x-2.
1.5x-10.2+6
Combine 5.1x and -3.6x to get 1.5x.
1.5x-4.2
Add -10.2 and 6 to get -4.2.
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