4-7x=9x+12

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Solution for 4-7x=9x+12 equation:


Simplifying
4 + -7x = 9x + 12

Reorder the terms:
4 + -7x = 12 + 9x

Solving
4 + -7x = 12 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
4 + -7x + -9x = 12 + 9x + -9x

Combine like terms: -7x + -9x = -16x
4 + -16x = 12 + 9x + -9x

Combine like terms: 9x + -9x = 0
4 + -16x = 12 + 0
4 + -16x = 12

Add '-4' to each side of the equation.
4 + -4 + -16x = 12 + -4

Combine like terms: 4 + -4 = 0
0 + -16x = 12 + -4
-16x = 12 + -4

Combine like terms: 12 + -4 = 8
-16x = 8

Divide each side by '-16'.
x = -0.5

Simplifying
x = -0.5

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