(x+3y)-(3x-4y)=6-5

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Solution for (x+3y)-(3x-4y)=6-5 equation:


Simplifying
(x + 3y) + -1(3x + -4y) = 6 + -5

Remove parenthesis around (x + 3y)
x + 3y + -1(3x + -4y) = 6 + -5
x + 3y + (3x * -1 + -4y * -1) = 6 + -5
x + 3y + (-3x + 4y) = 6 + -5

Reorder the terms:
x + -3x + 3y + 4y = 6 + -5

Combine like terms: x + -3x = -2x
-2x + 3y + 4y = 6 + -5

Combine like terms: 3y + 4y = 7y
-2x + 7y = 6 + -5

Combine like terms: 6 + -5 = 1
-2x + 7y = 1

Solving
-2x + 7y = 1

Solving for variable 'x'.

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

Add '-7y' to each side of the equation.
-2x + 7y + -7y = 1 + -7y

Combine like terms: 7y + -7y = 0
-2x + 0 = 1 + -7y
-2x = 1 + -7y

Divide each side by '-2'.
x = -0.5 + 3.5y

Simplifying
x = -0.5 + 3.5y

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