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

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


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

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

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

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

Combine like terms: x + x = 2x
-9 + 4x = 4 + 2x

Solving
-9 + 4x = 4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-9 + 4x + -2x = 4 + 2x + -2x

Combine like terms: 4x + -2x = 2x
-9 + 2x = 4 + 2x + -2x

Combine like terms: 2x + -2x = 0
-9 + 2x = 4 + 0
-9 + 2x = 4

Add '9' to each side of the equation.
-9 + 9 + 2x = 4 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = 4 + 9
2x = 4 + 9

Combine like terms: 4 + 9 = 13
2x = 13

Divide each side by '2'.
x = 6.5

Simplifying
x = 6.5

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