-3.1y+-2(-9.4y+-10.1)=

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Solution for -3.1y+-2(-9.4y+-10.1)= equation:


Simplifying
-3.1y + -2(-9.4y + -10.1) = 0

Reorder the terms:
-3.1y + -2(-10.1 + -9.4y) = 0
-3.1y + (-10.1 * -2 + -9.4y * -2) = 0
-3.1y + (20.2 + 18.8y) = 0

Reorder the terms:
20.2 + -3.1y + 18.8y = 0

Combine like terms: -3.1y + 18.8y = 15.7y
20.2 + 15.7y = 0

Solving
20.2 + 15.7y = 0

Solving for variable 'y'.

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

Add '-20.2' to each side of the equation.
20.2 + -20.2 + 15.7y = 0 + -20.2

Combine like terms: 20.2 + -20.2 = 0.0
0.0 + 15.7y = 0 + -20.2
15.7y = 0 + -20.2

Combine like terms: 0 + -20.2 = -20.2
15.7y = -20.2

Divide each side by '15.7'.
y = -1.286624204

Simplifying
y = -1.286624204

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