4x+3-8x-12=-25

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Solution for 4x+3-8x-12=-25 equation:


Simplifying
4x + 3 + -8x + -12 = -25

Reorder the terms:
3 + -12 + 4x + -8x = -25

Combine like terms: 3 + -12 = -9
-9 + 4x + -8x = -25

Combine like terms: 4x + -8x = -4x
-9 + -4x = -25

Solving
-9 + -4x = -25

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -4x = -25 + 9

Combine like terms: -9 + 9 = 0
0 + -4x = -25 + 9
-4x = -25 + 9

Combine like terms: -25 + 9 = -16
-4x = -16

Divide each side by '-4'.
x = 4

Simplifying
x = 4

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