0.9x+0.1y=30

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Solution for 0.9x+0.1y=30 equation: 


Simplifying
0.9x + 0.1y = 30

Solving
0.9x + 0.1y = 30

Solving for variable 'x'.

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

Add '-0.1y' to each side of the equation.
0.9x + 0.1y + -0.1y = 30 + -0.1y

Combine like terms: 0.1y + -0.1y = 0.0
0.9x + 0.0 = 30 + -0.1y
0.9x = 30 + -0.1y

Divide each side by '0.9'.
x = 33.33333333 + -0.1111111111y

Simplifying
x = 33.33333333 + -0.1111111111y

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