4x+5-x=8+4x-7

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Solution for 4x+5-x=8+4x-7 equation:


Simplifying
4x + 5 + -1x = 8 + 4x + -7

Reorder the terms:
5 + 4x + -1x = 8 + 4x + -7

Combine like terms: 4x + -1x = 3x
5 + 3x = 8 + 4x + -7

Reorder the terms:
5 + 3x = 8 + -7 + 4x

Combine like terms: 8 + -7 = 1
5 + 3x = 1 + 4x

Solving
5 + 3x = 1 + 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.
5 + 3x + -4x = 1 + 4x + -4x

Combine like terms: 3x + -4x = -1x
5 + -1x = 1 + 4x + -4x

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

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

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

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

Divide each side by '-1'.
x = 4

Simplifying
x = 4

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