9.9x-4.7y+7.8=0

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Solution for 9.9x-4.7y+7.8=0 equation: 


Simplifying
9.9x + -4.7y + 7.8 = 0

Reorder the terms:
7.8 + 9.9x + -4.7y = 0

Solving
7.8 + 9.9x + -4.7y = 0

Solving for variable 'x'.

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

Add '-7.8' to each side of the equation.
7.8 + 9.9x + -7.8 + -4.7y = 0 + -7.8

Reorder the terms:
7.8 + -7.8 + 9.9x + -4.7y = 0 + -7.8

Combine like terms: 7.8 + -7.8 = 0.0
0.0 + 9.9x + -4.7y = 0 + -7.8
9.9x + -4.7y = 0 + -7.8

Combine like terms: 0 + -7.8 = -7.8
9.9x + -4.7y = -7.8

Add '4.7y' to each side of the equation.
9.9x + -4.7y + 4.7y = -7.8 + 4.7y

Combine like terms: -4.7y + 4.7y = 0.0
9.9x + 0.0 = -7.8 + 4.7y
9.9x = -7.8 + 4.7y

Divide each side by '9.9'.
x = -0.7878787879 + 0.4747474747y

Simplifying
x = -0.7878787879 + 0.4747474747y

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