8.4+y=20.7

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Solution for 8.4+y=20.7 equation: 


Simplifying
8.4 + y = 20.7

Solving
8.4 + y = 20.7

Solving for variable 'y'.

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

Add '-8.4' to each side of the equation.
8.4 + -8.4 + y = 20.7 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + y = 20.7 + -8.4
y = 20.7 + -8.4

Combine like terms: 20.7 + -8.4 = 12.3
y = 12.3

Simplifying
y = 12.3

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