.4x+3y=1

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Solution for .4x+3y=1 equation: 


Simplifying
0.4x + 3y = 1

Solving
0.4x + 3y = 1

Solving for variable 'x'.

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

Add '-3y' to each side of the equation.
0.4x + 3y + -3y = 1 + -3y

Combine like terms: 3y + -3y = 0
0.4x + 0 = 1 + -3y
0.4x = 1 + -3y

Divide each side by '0.4'.
x = 2.5 + -7.5y

Simplifying
x = 2.5 + -7.5y

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