12x+8+3x=25x-9

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Solution for 12x+8+3x=25x-9 equation:


Simplifying
12x + 8 + 3x = 25x + -9

Reorder the terms:
8 + 12x + 3x = 25x + -9

Combine like terms: 12x + 3x = 15x
8 + 15x = 25x + -9

Reorder the terms:
8 + 15x = -9 + 25x

Solving
8 + 15x = -9 + 25x

Solving for variable 'x'.

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

Add '-25x' to each side of the equation.
8 + 15x + -25x = -9 + 25x + -25x

Combine like terms: 15x + -25x = -10x
8 + -10x = -9 + 25x + -25x

Combine like terms: 25x + -25x = 0
8 + -10x = -9 + 0
8 + -10x = -9

Add '-8' to each side of the equation.
8 + -8 + -10x = -9 + -8

Combine like terms: 8 + -8 = 0
0 + -10x = -9 + -8
-10x = -9 + -8

Combine like terms: -9 + -8 = -17
-10x = -17

Divide each side by '-10'.
x = 1.7

Simplifying
x = 1.7

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