3x+2(-x-4.6)=18

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Solution for 3x+2(-x-4.6)=18 equation:


Simplifying
3x + 2(-1x + -4.6) = 18

Reorder the terms:
3x + 2(-4.6 + -1x) = 18
3x + (-4.6 * 2 + -1x * 2) = 18
3x + (-9.2 + -2x) = 18

Reorder the terms:
-9.2 + 3x + -2x = 18

Combine like terms: 3x + -2x = 1x
-9.2 + 1x = 18

Solving
-9.2 + 1x = 18

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '9.2' to each side of the equation.
-9.2 + 9.2 + 1x = 18 + 9.2

Combine like terms: -9.2 + 9.2 = 0.0
0.0 + 1x = 18 + 9.2
1x = 18 + 9.2

Combine like terms: 18 + 9.2 = 27.2
1x = 27.2

Divide each side by '1'.
x = 27.2

Simplifying
x = 27.2

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