(3x-1)-(x+2)=1

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Solution for (3x-1)-(x+2)=1 equation:


Simplifying
(3x + -1) + -1(x + 2) = 1

Reorder the terms:
(-1 + 3x) + -1(x + 2) = 1

Remove parenthesis around (-1 + 3x)
-1 + 3x + -1(x + 2) = 1

Reorder the terms:
-1 + 3x + -1(2 + x) = 1
-1 + 3x + (2 * -1 + x * -1) = 1
-1 + 3x + (-2 + -1x) = 1

Reorder the terms:
-1 + -2 + 3x + -1x = 1

Combine like terms: -1 + -2 = -3
-3 + 3x + -1x = 1

Combine like terms: 3x + -1x = 2x
-3 + 2x = 1

Solving
-3 + 2x = 1

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 2x = 1 + 3

Combine like terms: -3 + 3 = 0
0 + 2x = 1 + 3
2x = 1 + 3

Combine like terms: 1 + 3 = 4
2x = 4

Divide each side by '2'.
x = 2

Simplifying
x = 2

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