12.4+4y=2y+6.4

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Solution for 12.4+4y=2y+6.4 equation: 


Simplifying
12.4 + 4y = 2y + 6.4

Reorder the terms:
12.4 + 4y = 6.4 + 2y

Solving
12.4 + 4y = 6.4 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
12.4 + 4y + -2y = 6.4 + 2y + -2y

Combine like terms: 4y + -2y = 2y
12.4 + 2y = 6.4 + 2y + -2y

Combine like terms: 2y + -2y = 0
12.4 + 2y = 6.4 + 0
12.4 + 2y = 6.4

Add '-12.4' to each side of the equation.
12.4 + -12.4 + 2y = 6.4 + -12.4

Combine like terms: 12.4 + -12.4 = 0.0
0.0 + 2y = 6.4 + -12.4
2y = 6.4 + -12.4

Combine like terms: 6.4 + -12.4 = -6
2y = -6

Divide each side by '2'.
y = -3

Simplifying
y = -3

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