4x-(9-3x)=8x

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Solution for 4x-(9-3x)=8x equation:


Simplifying
4x + -1(9 + -3x) = 8x
4x + (9 * -1 + -3x * -1) = 8x
4x + (-9 + 3x) = 8x

Reorder the terms:
-9 + 4x + 3x = 8x

Combine like terms: 4x + 3x = 7x
-9 + 7x = 8x

Solving
-9 + 7x = 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.
-9 + 7x + -8x = 8x + -8x

Combine like terms: 7x + -8x = -1x
-9 + -1x = 8x + -8x

Combine like terms: 8x + -8x = 0
-9 + -1x = 0

Add '9' to each side of the equation.
-9 + 9 + -1x = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -1x = 0 + 9
-1x = 0 + 9

Combine like terms: 0 + 9 = 9
-1x = 9

Divide each side by '-1'.
x = -9

Simplifying
x = -9

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