(57x+78y)-(-39x+13y)=

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Solution for (57x+78y)-(-39x+13y)= equation:


Simplifying
(57x + 78y) + -1(-39x + 13y) = 0

Remove parenthesis around (57x + 78y)
57x + 78y + -1(-39x + 13y) = 0
57x + 78y + (-39x * -1 + 13y * -1) = 0
57x + 78y + (39x + -13y) = 0

Reorder the terms:
57x + 39x + 78y + -13y = 0

Combine like terms: 57x + 39x = 96x
96x + 78y + -13y = 0

Combine like terms: 78y + -13y = 65y
96x + 65y = 0

Solving
96x + 65y = 0

Solving for variable 'x'.

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

Add '-65y' to each side of the equation.
96x + 65y + -65y = 0 + -65y

Combine like terms: 65y + -65y = 0
96x + 0 = 0 + -65y
96x = 0 + -65y
Remove the zero:
96x = -65y

Divide each side by '96'.
x = -0.6770833333y

Simplifying
x = -0.6770833333y

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