(-x-2)5=(-x-4)7

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


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

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

Reorder the terms for easier multiplication:
5(-2 + -1x) = (-1x + -4) * 7
(-2 * 5 + -1x * 5) = (-1x + -4) * 7
(-10 + -5x) = (-1x + -4) * 7

Reorder the terms:
-10 + -5x = (-4 + -1x) * 7

Reorder the terms for easier multiplication:
-10 + -5x = 7(-4 + -1x)
-10 + -5x = (-4 * 7 + -1x * 7)
-10 + -5x = (-28 + -7x)

Solving
-10 + -5x = -28 + -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.
-10 + -5x + 7x = -28 + -7x + 7x

Combine like terms: -5x + 7x = 2x
-10 + 2x = -28 + -7x + 7x

Combine like terms: -7x + 7x = 0
-10 + 2x = -28 + 0
-10 + 2x = -28

Add '10' to each side of the equation.
-10 + 10 + 2x = -28 + 10

Combine like terms: -10 + 10 = 0
0 + 2x = -28 + 10
2x = -28 + 10

Combine like terms: -28 + 10 = -18
2x = -18

Divide each side by '2'.
x = -9

Simplifying
x = -9

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