4x-12+8=7x+9

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Solution for 4x-12+8=7x+9 equation:


Simplifying
4x + -12 + 8 = 7x + 9

Reorder the terms:
-12 + 8 + 4x = 7x + 9

Combine like terms: -12 + 8 = -4
-4 + 4x = 7x + 9

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

Solving
-4 + 4x = 9 + 7x

Solving for variable 'x'.

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

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

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

Combine like terms: 7x + -7x = 0
-4 + -3x = 9 + 0
-4 + -3x = 9

Add '4' to each side of the equation.
-4 + 4 + -3x = 9 + 4

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

Combine like terms: 9 + 4 = 13
-3x = 13

Divide each side by '-3'.
x = -4.333333333

Simplifying
x = -4.333333333

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