8x-4=4x-9

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Solution for 8x-4=4x-9 equation:


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

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

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

Solving
-4 + 8x = -9 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-4 + 8x + -4x = -9 + 4x + -4x

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

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

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

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

Combine like terms: -9 + 4 = -5
4x = -5

Divide each side by '4'.
x = -1.25

Simplifying
x = -1.25

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