16=2y+4.2

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Solution for 16=2y+4.2 equation: 


Simplifying
16 = 2y + 4.2

Reorder the terms:
16 = 4.2 + 2y

Solving
16 = 4.2 + 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.
16 + -2y = 4.2 + 2y + -2y

Combine like terms: 2y + -2y = 0
16 + -2y = 4.2 + 0
16 + -2y = 4.2

Add '-16' to each side of the equation.
16 + -16 + -2y = 4.2 + -16

Combine like terms: 16 + -16 = 0
0 + -2y = 4.2 + -16
-2y = 4.2 + -16

Combine like terms: 4.2 + -16 = -11.8
-2y = -11.8

Divide each side by '-2'.
y = 5.9

Simplifying
y = 5.9

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