x-9=4x+3

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Solution for x-9=4x+3 equation:


Simplifying
x + -9 = 4x + 3

Reorder the terms:
-9 + x = 4x + 3

Reorder the terms:
-9 + x = 3 + 4x

Solving
-9 + 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.
-9 + x + -4x = 3 + 4x + -4x

Combine like terms: x + -4x = -3x
-9 + -3x = 3 + 4x + -4x

Combine like terms: 4x + -4x = 0
-9 + -3x = 3 + 0
-9 + -3x = 3

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

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

Combine like terms: 3 + 9 = 12
-3x = 12

Divide each side by '-3'.
x = -4

Simplifying
x = -4

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