9x+7=x+4

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


Simplifying
9x + 7 = x + 4

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

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

Solving
7 + 9x = 4 + 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.
7 + 9x + -1x = 4 + x + -1x

Combine like terms: 9x + -1x = 8x
7 + 8x = 4 + x + -1x

Combine like terms: x + -1x = 0
7 + 8x = 4 + 0
7 + 8x = 4

Add '-7' to each side of the equation.
7 + -7 + 8x = 4 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = 4 + -7
8x = 4 + -7

Combine like terms: 4 + -7 = -3
8x = -3

Divide each side by '8'.
x = -0.375

Simplifying
x = -0.375

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