4x+9=x+7

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


Simplifying
4x + 9 = x + 7

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

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

Solving
9 + 4x = 7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
9 + 4x + -1x = 7 + x + -1x

Combine like terms: 4x + -1x = 3x
9 + 3x = 7 + x + -1x

Combine like terms: x + -1x = 0
9 + 3x = 7 + 0
9 + 3x = 7

Add '-9' to each side of the equation.
9 + -9 + 3x = 7 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 7 + -9
3x = 7 + -9

Combine like terms: 7 + -9 = -2
3x = -2

Divide each side by '3'.
x = -0.6666666667

Simplifying
x = -0.6666666667

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