4(x+1)+x=4(x-1)+9

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Solution for 4(x+1)+x=4(x-1)+9 equation:


Simplifying
4(x + 1) + x = 4(x + -1) + 9

Reorder the terms:
4(1 + x) + x = 4(x + -1) + 9
(1 * 4 + x * 4) + x = 4(x + -1) + 9
(4 + 4x) + x = 4(x + -1) + 9

Combine like terms: 4x + x = 5x
4 + 5x = 4(x + -1) + 9

Reorder the terms:
4 + 5x = 4(-1 + x) + 9
4 + 5x = (-1 * 4 + x * 4) + 9
4 + 5x = (-4 + 4x) + 9

Reorder the terms:
4 + 5x = -4 + 9 + 4x

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

Solving
4 + 5x = 5 + 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 + 5x + -4x = 5 + 4x + -4x

Combine like terms: 5x + -4x = 1x
4 + 1x = 5 + 4x + -4x

Combine like terms: 4x + -4x = 0
4 + 1x = 5 + 0
4 + 1x = 5

Add '-4' to each side of the equation.
4 + -4 + 1x = 5 + -4

Combine like terms: 4 + -4 = 0
0 + 1x = 5 + -4
1x = 5 + -4

Combine like terms: 5 + -4 = 1
1x = 1

Divide each side by '1'.
x = 1

Simplifying
x = 1

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