5x-5-(4x-4)=-7x-7

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Solution for 5x-5-(4x-4)=-7x-7 equation:


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

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

Reorder the terms:
-5 + 4 + 5x + -4x = -7x + -7

Combine like terms: -5 + 4 = -1
-1 + 5x + -4x = -7x + -7

Combine like terms: 5x + -4x = 1x
-1 + 1x = -7x + -7

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

Solving
-1 + 1x = -7 + -7x

Solving for variable 'x'.

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

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

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

Combine like terms: -7x + 7x = 0
-1 + 8x = -7 + 0
-1 + 8x = -7

Add '1' to each side of the equation.
-1 + 1 + 8x = -7 + 1

Combine like terms: -1 + 1 = 0
0 + 8x = -7 + 1
8x = -7 + 1

Combine like terms: -7 + 1 = -6
8x = -6

Divide each side by '8'.
x = -0.75

Simplifying
x = -0.75

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