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

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


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

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

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

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

Reorder the terms:
-1 + 2x = 3(-5 + 2x) + -4x
-1 + 2x = (-5 * 3 + 2x * 3) + -4x
-1 + 2x = (-15 + 6x) + -4x

Combine like terms: 6x + -4x = 2x
-1 + 2x = -15 + 2x

Add '-2x' to each side of the equation.
-1 + 2x + -2x = -15 + 2x + -2x

Combine like terms: 2x + -2x = 0
-1 + 0 = -15 + 2x + -2x
-1 = -15 + 2x + -2x

Combine like terms: 2x + -2x = 0
-1 = -15 + 0
-1 = -15

Solving
-1 = -15

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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