3.9+y=10.9

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Solution for 3.9+y=10.9 equation: 


Simplifying
3.9 + y = 10.9

Solving
3.9 + y = 10.9

Solving for variable 'y'.

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

Add '-3.9' to each side of the equation.
3.9 + -3.9 + y = 10.9 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + y = 10.9 + -3.9
y = 10.9 + -3.9

Combine like terms: 10.9 + -3.9 = 7
y = 7

Simplifying
y = 7

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