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

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


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

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

Combine like terms: 18 + -3 = 15
15 + -2x = 2(x + 3) + x

Reorder the terms:
15 + -2x = 2(3 + x) + x
15 + -2x = (3 * 2 + x * 2) + x
15 + -2x = (6 + 2x) + x

Combine like terms: 2x + x = 3x
15 + -2x = 6 + 3x

Solving
15 + -2x = 6 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
15 + -2x + -3x = 6 + 3x + -3x

Combine like terms: -2x + -3x = -5x
15 + -5x = 6 + 3x + -3x

Combine like terms: 3x + -3x = 0
15 + -5x = 6 + 0
15 + -5x = 6

Add '-15' to each side of the equation.
15 + -15 + -5x = 6 + -15

Combine like terms: 15 + -15 = 0
0 + -5x = 6 + -15
-5x = 6 + -15

Combine like terms: 6 + -15 = -9
-5x = -9

Divide each side by '-5'.
x = 1.8

Simplifying
x = 1.8

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