4x-2(3+x)=9-x

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Solution for 4x-2(3+x)=9-x equation:


Simplifying
4x + -2(3 + x) = 9 + -1x
4x + (3 * -2 + x * -2) = 9 + -1x
4x + (-6 + -2x) = 9 + -1x

Reorder the terms:
-6 + 4x + -2x = 9 + -1x

Combine like terms: 4x + -2x = 2x
-6 + 2x = 9 + -1x

Solving
-6 + 2x = 9 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-6 + 2x + x = 9 + -1x + x

Combine like terms: 2x + x = 3x
-6 + 3x = 9 + -1x + x

Combine like terms: -1x + x = 0
-6 + 3x = 9 + 0
-6 + 3x = 9

Add '6' to each side of the equation.
-6 + 6 + 3x = 9 + 6

Combine like terms: -6 + 6 = 0
0 + 3x = 9 + 6
3x = 9 + 6

Combine like terms: 9 + 6 = 15
3x = 15

Divide each side by '3'.
x = 5

Simplifying
x = 5

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