(-4.8y+20.1)+(12.7y+9.3)=

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Solution for (-4.8y+20.1)+(12.7y+9.3)= equation: 


Simplifying
(-4.8y + 20.1) + (12.7y + 9.3) = 0

Reorder the terms:
(20.1 + -4.8y) + (12.7y + 9.3) = 0

Remove parenthesis around (20.1 + -4.8y)
20.1 + -4.8y + (12.7y + 9.3) = 0

Reorder the terms:
20.1 + -4.8y + (9.3 + 12.7y) = 0

Remove parenthesis around (9.3 + 12.7y)
20.1 + -4.8y + 9.3 + 12.7y = 0

Reorder the terms:
20.1 + 9.3 + -4.8y + 12.7y = 0

Combine like terms: 20.1 + 9.3 = 29.4
29.4 + -4.8y + 12.7y = 0

Combine like terms: -4.8y + 12.7y = 7.9y
29.4 + 7.9y = 0

Solving
29.4 + 7.9y = 0

Solving for variable 'y'.

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

Add '-29.4' to each side of the equation.
29.4 + -29.4 + 7.9y = 0 + -29.4

Combine like terms: 29.4 + -29.4 = 0.0
0.0 + 7.9y = 0 + -29.4
7.9y = 0 + -29.4

Combine like terms: 0 + -29.4 = -29.4
7.9y = -29.4

Divide each side by '7.9'.
y = -3.721518987

Simplifying
y = -3.721518987

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