5x-18=3(x-4)

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Solution for 5x-18=3(x-4) equation:


Simplifying
5x + -18 = 3(x + -4)

Reorder the terms:
-18 + 5x = 3(x + -4)

Reorder the terms:
-18 + 5x = 3(-4 + x)
-18 + 5x = (-4 * 3 + x * 3)
-18 + 5x = (-12 + 3x)

Solving
-18 + 5x = -12 + 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.
-18 + 5x + -3x = -12 + 3x + -3x

Combine like terms: 5x + -3x = 2x
-18 + 2x = -12 + 3x + -3x

Combine like terms: 3x + -3x = 0
-18 + 2x = -12 + 0
-18 + 2x = -12

Add '18' to each side of the equation.
-18 + 18 + 2x = -12 + 18

Combine like terms: -18 + 18 = 0
0 + 2x = -12 + 18
2x = -12 + 18

Combine like terms: -12 + 18 = 6
2x = 6

Divide each side by '2'.
x = 3

Simplifying
x = 3

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