9x-1=8x-4

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Solution for 9x-1=8x-4 equation:


Simplifying
9x + -1 = 8x + -4

Reorder the terms:
-1 + 9x = 8x + -4

Reorder the terms:
-1 + 9x = -4 + 8x

Solving
-1 + 9x = -4 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-1 + 9x + -8x = -4 + 8x + -8x

Combine like terms: 9x + -8x = 1x
-1 + 1x = -4 + 8x + -8x

Combine like terms: 8x + -8x = 0
-1 + 1x = -4 + 0
-1 + 1x = -4

Add '1' to each side of the equation.
-1 + 1 + 1x = -4 + 1

Combine like terms: -1 + 1 = 0
0 + 1x = -4 + 1
1x = -4 + 1

Combine like terms: -4 + 1 = -3
1x = -3

Divide each side by '1'.
x = -3

Simplifying
x = -3

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