4x-(x+3)-1=8

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Solution for 4x-(x+3)-1=8 equation:


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

Reorder the terms:
4x + -1(3 + x) + -1 = 8
4x + (3 * -1 + x * -1) + -1 = 8
4x + (-3 + -1x) + -1 = 8

Reorder the terms:
-3 + -1 + 4x + -1x = 8

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

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

Solving
-4 + 3x = 8

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 3x = 8 + 4

Combine like terms: -4 + 4 = 0
0 + 3x = 8 + 4
3x = 8 + 4

Combine like terms: 8 + 4 = 12
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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