7x+9=4x+9

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Solution for 7x+9=4x+9 equation:


Simplifying
7x + 9 = 4x + 9

Reorder the terms:
9 + 7x = 4x + 9

Reorder the terms:
9 + 7x = 9 + 4x

Add '-9' to each side of the equation.
9 + -9 + 7x = 9 + -9 + 4x

Combine like terms: 9 + -9 = 0
0 + 7x = 9 + -9 + 4x
7x = 9 + -9 + 4x

Combine like terms: 9 + -9 = 0
7x = 0 + 4x
7x = 4x

Solving
7x = 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.
7x + -4x = 4x + -4x

Combine like terms: 7x + -4x = 3x
3x = 4x + -4x

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

Divide each side by '3'.
x = 0

Simplifying
x = 0

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