1.3y+3.9=9.1

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Solution for 1.3y+3.9=9.1 equation: 


Simplifying
1.3y + 3.9 = 9.1

Reorder the terms:
3.9 + 1.3y = 9.1

Solving
3.9 + 1.3y = 9.1

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 + 1.3y = 9.1 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + 1.3y = 9.1 + -3.9
1.3y = 9.1 + -3.9

Combine like terms: 9.1 + -3.9 = 5.2
1.3y = 5.2

Divide each side by '1.3'.
y = 4

Simplifying
y = 4

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