(3x)-(4y)=(12)

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Solution for (3x)-(4y)=(12) equation:


Simplifying
(3x) + -1(4y) = (12)

Remove parenthesis around (4y)
(3x) + -1 * 4y = (12)

Multiply -1 * 4
(3x) + -4y = (12)
(3x) + -4y = 12

Solving
(3x) + -4y = 12

Solving for variable 'x'.

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

Add '4y' to each side of the equation.
(3x) + -4y + 4y = 12 + 4y

Combine like terms: -4y + 4y = 0
(3x) + 0 = 12 + 4y
(3x) = 12 + 4y

Divide each side by '3'.
x = 4 + 1.333333333y

Simplifying
x = 4 + 1.333333333y

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