x+9+15=4x+9

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Solution for x+9+15=4x+9 equation:


Simplifying
x + 9 + 15 = 4x + 9

Reorder the terms:
9 + 15 + x = 4x + 9

Combine like terms: 9 + 15 = 24
24 + x = 4x + 9

Reorder the terms:
24 + x = 9 + 4x

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

Combine like terms: x + -4x = -3x
24 + -3x = 9 + 4x + -4x

Combine like terms: 4x + -4x = 0
24 + -3x = 9 + 0
24 + -3x = 9

Add '-24' to each side of the equation.
24 + -24 + -3x = 9 + -24

Combine like terms: 24 + -24 = 0
0 + -3x = 9 + -24
-3x = 9 + -24

Combine like terms: 9 + -24 = -15
-3x = -15

Divide each side by '-3'.
x = 5

Simplifying
x = 5

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