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

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


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

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

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

Remove parenthesis around (7x)
(5x) + -1 * 7x = 4

Multiply -1 * 7
(5x) + -7x = 4

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

Solving
-2x = 4

Solving for variable 'x'.

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

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

Simplifying
x = -2

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