0.9+3=0.4y+1.5

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Solution for 0.9+3=0.4y+1.5 equation: 


Simplifying
0.9 + 3 = 0.4y + 1.5

Combine like terms: 0.9 + 3 = 3.9
3.9 = 0.4y + 1.5

Reorder the terms:
3.9 = 1.5 + 0.4y

Solving
3.9 = 1.5 + 0.4y

Solving for variable 'y'.

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

Add '-0.4y' to each side of the equation.
3.9 + -0.4y = 1.5 + 0.4y + -0.4y

Combine like terms: 0.4y + -0.4y = 0.0
3.9 + -0.4y = 1.5 + 0.0
3.9 + -0.4y = 1.5

Add '-3.9' to each side of the equation.
3.9 + -3.9 + -0.4y = 1.5 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + -0.4y = 1.5 + -3.9
-0.4y = 1.5 + -3.9

Combine like terms: 1.5 + -3.9 = -2.4
-0.4y = -2.4

Divide each side by '-0.4'.
y = 6

Simplifying
y = 6

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