-3y+3.9+2.2y+1.9y-1=

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Solution for -3y+3.9+2.2y+1.9y-1= equation:


Simplifying
-3y + 3.9 + 2.2y + 1.9y + -1 = 0

Reorder the terms:
3.9 + -1 + -3y + 2.2y + 1.9y = 0

Combine like terms: 3.9 + -1 = 2.9
2.9 + -3y + 2.2y + 1.9y = 0

Combine like terms: -3y + 2.2y = -0.8y
2.9 + -0.8y + 1.9y = 0

Combine like terms: -0.8y + 1.9y = 1.1y
2.9 + 1.1y = 0

Solving
2.9 + 1.1y = 0

Solving for variable 'y'.

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

Add '-2.9' to each side of the equation.
2.9 + -2.9 + 1.1y = 0 + -2.9

Combine like terms: 2.9 + -2.9 = 0.0
0.0 + 1.1y = 0 + -2.9
1.1y = 0 + -2.9

Combine like terms: 0 + -2.9 = -2.9
1.1y = -2.9

Divide each side by '1.1'.
y = -2.636363636

Simplifying
y = -2.636363636

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