9.4+y=21.8-y

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Solution for 9.4+y=21.8-y equation:


Simplifying
9.4 + y = 21.8 + -1y

Solving
9.4 + y = 21.8 + -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.
9.4 + y + y = 21.8 + -1y + y

Combine like terms: y + y = 2y
9.4 + 2y = 21.8 + -1y + y

Combine like terms: -1y + y = 0
9.4 + 2y = 21.8 + 0
9.4 + 2y = 21.8

Add '-9.4' to each side of the equation.
9.4 + -9.4 + 2y = 21.8 + -9.4

Combine like terms: 9.4 + -9.4 = 0.0
0.0 + 2y = 21.8 + -9.4
2y = 21.8 + -9.4

Combine like terms: 21.8 + -9.4 = 12.4
2y = 12.4

Divide each side by '2'.
y = 6.2

Simplifying
y = 6.2

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