3x-(5x+4)=12x-7(2x-1)

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Solution for 3x-(5x+4)=12x-7(2x-1) equation:


Simplifying
3x + -1(5x + 4) = 12x + -7(2x + -1)

Reorder the terms:
3x + -1(4 + 5x) = 12x + -7(2x + -1)
3x + (4 * -1 + 5x * -1) = 12x + -7(2x + -1)
3x + (-4 + -5x) = 12x + -7(2x + -1)

Reorder the terms:
-4 + 3x + -5x = 12x + -7(2x + -1)

Combine like terms: 3x + -5x = -2x
-4 + -2x = 12x + -7(2x + -1)

Reorder the terms:
-4 + -2x = 12x + -7(-1 + 2x)
-4 + -2x = 12x + (-1 * -7 + 2x * -7)
-4 + -2x = 12x + (7 + -14x)

Reorder the terms:
-4 + -2x = 7 + 12x + -14x

Combine like terms: 12x + -14x = -2x
-4 + -2x = 7 + -2x

Add '2x' to each side of the equation.
-4 + -2x + 2x = 7 + -2x + 2x

Combine like terms: -2x + 2x = 0
-4 + 0 = 7 + -2x + 2x
-4 = 7 + -2x + 2x

Combine like terms: -2x + 2x = 0
-4 = 7 + 0
-4 = 7

Solving
-4 = 7

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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