2y+3.9=17.9

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Solution for 2y+3.9=17.9 equation: 


Simplifying
2y + 3.9 = 17.9

Reorder the terms:
3.9 + 2y = 17.9

Solving
3.9 + 2y = 17.9

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 + 2y = 17.9 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + 2y = 17.9 + -3.9
2y = 17.9 + -3.9

Combine like terms: 17.9 + -3.9 = 14
2y = 14

Divide each side by '2'.
y = 7

Simplifying
y = 7

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