(9-y-9.8)+(-4.8y-3.4)=

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Solution for (9-y-9.8)+(-4.8y-3.4)= equation: 


Simplifying
(9 + -1y + -9.8) + (-4.8y + -3.4) = 0

Reorder the terms:
(9 + -9.8 + -1y) + (-4.8y + -3.4) = 0

Combine like terms: 9 + -9.8 = -0.8
(-0.8 + -1y) + (-4.8y + -3.4) = 0

Remove parenthesis around (-0.8 + -1y)
-0.8 + -1y + (-4.8y + -3.4) = 0

Reorder the terms:
-0.8 + -1y + (-3.4 + -4.8y) = 0

Remove parenthesis around (-3.4 + -4.8y)
-0.8 + -1y + -3.4 + -4.8y = 0

Reorder the terms:
-0.8 + -3.4 + -1y + -4.8y = 0

Combine like terms: -0.8 + -3.4 = -4.2
-4.2 + -1y + -4.8y = 0

Combine like terms: -1y + -4.8y = -5.8y
-4.2 + -5.8y = 0

Solving
-4.2 + -5.8y = 0

Solving for variable 'y'.

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

Add '4.2' to each side of the equation.
-4.2 + 4.2 + -5.8y = 0 + 4.2

Combine like terms: -4.2 + 4.2 = 0.0
0.0 + -5.8y = 0 + 4.2
-5.8y = 0 + 4.2

Combine like terms: 0 + 4.2 = 4.2
-5.8y = 4.2

Divide each side by '-5.8'.
y = -0.724137931

Simplifying
y = -0.724137931

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