-0.4=5-9y

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Solution for -0.4=5-9y equation:


Simplifying
-0.4 = 5 + -9y

Solving
-0.4 = 5 + -9y

Solving for variable 'y'.

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

Add '9y' to each side of the equation.
-0.4 + 9y = 5 + -9y + 9y

Combine like terms: -9y + 9y = 0
-0.4 + 9y = 5 + 0
-0.4 + 9y = 5

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 9y = 5 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 9y = 5 + 0.4
9y = 5 + 0.4

Combine like terms: 5 + 0.4 = 5.4
9y = 5.4

Divide each side by '9'.
y = 0.6

Simplifying
y = 0.6

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