(3x+7y)=(4x-5y)

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


Simplifying
(3x + 7y) = (4x + -5y)

Remove parenthesis around (3x + 7y)
3x + 7y = (4x + -5y)

Remove parenthesis around (4x + -5y)
3x + 7y = 4x + -5y

Solving
3x + 7y = 4x + -5y

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
3x + -4x + 7y = 4x + -4x + -5y

Combine like terms: 3x + -4x = -1x
-1x + 7y = 4x + -4x + -5y

Combine like terms: 4x + -4x = 0
-1x + 7y = 0 + -5y
-1x + 7y = -5y

Add '-7y' to each side of the equation.
-1x + 7y + -7y = -5y + -7y

Combine like terms: 7y + -7y = 0
-1x + 0 = -5y + -7y
-1x = -5y + -7y

Combine like terms: -5y + -7y = -12y
-1x = -12y

Divide each side by '-1'.
x = 12y

Simplifying
x = 12y

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