(39x-21y)+(42x+50y)=

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Solution for (39x-21y)+(42x+50y)= equation:


Simplifying
(39x + -21y) + (42x + 50y) = 0

Remove parenthesis around (39x + -21y)
39x + -21y + (42x + 50y) = 0

Remove parenthesis around (42x + 50y)
39x + -21y + 42x + 50y = 0

Reorder the terms:
39x + 42x + -21y + 50y = 0

Combine like terms: 39x + 42x = 81x
81x + -21y + 50y = 0

Combine like terms: -21y + 50y = 29y
81x + 29y = 0

Solving
81x + 29y = 0

Solving for variable 'x'.

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

Add '-29y' to each side of the equation.
81x + 29y + -29y = 0 + -29y

Combine like terms: 29y + -29y = 0
81x + 0 = 0 + -29y
81x = 0 + -29y
Remove the zero:
81x = -29y

Divide each side by '81'.
x = -0.3580246914y

Simplifying
x = -0.3580246914y

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