2x-(x-1)=3x-7

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Solution for 2x-(x-1)=3x-7 equation:


Simplifying
2x + -1(x + -1) = 3x + -7

Reorder the terms:
2x + -1(-1 + x) = 3x + -7
2x + (-1 * -1 + x * -1) = 3x + -7
2x + (1 + -1x) = 3x + -7

Reorder the terms:
1 + 2x + -1x = 3x + -7

Combine like terms: 2x + -1x = 1x
1 + 1x = 3x + -7

Reorder the terms:
1 + 1x = -7 + 3x

Solving
1 + 1x = -7 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
1 + 1x + -3x = -7 + 3x + -3x

Combine like terms: 1x + -3x = -2x
1 + -2x = -7 + 3x + -3x

Combine like terms: 3x + -3x = 0
1 + -2x = -7 + 0
1 + -2x = -7

Add '-1' to each side of the equation.
1 + -1 + -2x = -7 + -1

Combine like terms: 1 + -1 = 0
0 + -2x = -7 + -1
-2x = -7 + -1

Combine like terms: -7 + -1 = -8
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4

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