x-18=4x+3

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Solution for x-18=4x+3 equation:


Simplifying
x + -18 = 4x + 3

Reorder the terms:
-18 + x = 4x + 3

Reorder the terms:
-18 + x = 3 + 4x

Solving
-18 + x = 3 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-18 + x + -4x = 3 + 4x + -4x

Combine like terms: x + -4x = -3x
-18 + -3x = 3 + 4x + -4x

Combine like terms: 4x + -4x = 0
-18 + -3x = 3 + 0
-18 + -3x = 3

Add '18' to each side of the equation.
-18 + 18 + -3x = 3 + 18

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

Combine like terms: 3 + 18 = 21
-3x = 21

Divide each side by '-3'.
x = -7

Simplifying
x = -7

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