9.2+y=21.4-y

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Solution for 9.2+y=21.4-y equation: 


Simplifying
9.2 + y = 21.4 + -1y

Solving
9.2 + y = 21.4 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
9.2 + y + y = 21.4 + -1y + y

Combine like terms: y + y = 2y
9.2 + 2y = 21.4 + -1y + y

Combine like terms: -1y + y = 0
9.2 + 2y = 21.4 + 0
9.2 + 2y = 21.4

Add '-9.2' to each side of the equation.
9.2 + -9.2 + 2y = 21.4 + -9.2

Combine like terms: 9.2 + -9.2 = 0.0
0.0 + 2y = 21.4 + -9.2
2y = 21.4 + -9.2

Combine like terms: 21.4 + -9.2 = 12.2
2y = 12.2

Divide each side by '2'.
y = 6.1

Simplifying
y = 6.1

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