.75x-12=.25x-9

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Solution for .75x-12=.25x-9 equation:


Simplifying
0.75x + -12 = 0.25x + -9

Reorder the terms:
-12 + 0.75x = 0.25x + -9

Reorder the terms:
-12 + 0.75x = -9 + 0.25x

Solving
-12 + 0.75x = -9 + 0.25x

Solving for variable 'x'.

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

Add '-0.25x' to each side of the equation.
-12 + 0.75x + -0.25x = -9 + 0.25x + -0.25x

Combine like terms: 0.75x + -0.25x = 0.5x
-12 + 0.5x = -9 + 0.25x + -0.25x

Combine like terms: 0.25x + -0.25x = 0.00
-12 + 0.5x = -9 + 0.00
-12 + 0.5x = -9

Add '12' to each side of the equation.
-12 + 12 + 0.5x = -9 + 12

Combine like terms: -12 + 12 = 0
0 + 0.5x = -9 + 12
0.5x = -9 + 12

Combine like terms: -9 + 12 = 3
0.5x = 3

Divide each side by '0.5'.
x = 6

Simplifying
x = 6

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