8.4-y=5.4

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Solution for 8.4-y=5.4 equation: 


Simplifying
8.4 + -1y = 5.4

Solving
8.4 + -1y = 5.4

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 + -1y = 5.4 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + -1y = 5.4 + -8.4
-1y = 5.4 + -8.4

Combine like terms: 5.4 + -8.4 = -3
-1y = -3

Divide each side by '-1'.
y = 3

Simplifying
y = 3

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