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

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


Simplifying
(x + -2y) + -1(5x + -7y) = 0

Remove parenthesis around (x + -2y)
x + -2y + -1(5x + -7y) = 0
x + -2y + (5x * -1 + -7y * -1) = 0
x + -2y + (-5x + 7y) = 0

Reorder the terms:
x + -5x + -2y + 7y = 0

Combine like terms: x + -5x = -4x
-4x + -2y + 7y = 0

Combine like terms: -2y + 7y = 5y
-4x + 5y = 0

Solving
-4x + 5y = 0

Solving for variable 'x'.

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

Add '-5y' to each side of the equation.
-4x + 5y + -5y = 0 + -5y

Combine like terms: 5y + -5y = 0
-4x + 0 = 0 + -5y
-4x = 0 + -5y
Remove the zero:
-4x = -5y

Divide each side by '-4'.
x = 1.25y

Simplifying
x = 1.25y

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