(3y-5)+(5y+4)=135

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Solution for (3y-5)+(5y+4)=135 equation:


Simplifying
(3y + -5) + (5y + 4) = 135

Reorder the terms:
(-5 + 3y) + (5y + 4) = 135

Remove parenthesis around (-5 + 3y)
-5 + 3y + (5y + 4) = 135

Reorder the terms:
-5 + 3y + (4 + 5y) = 135

Remove parenthesis around (4 + 5y)
-5 + 3y + 4 + 5y = 135

Reorder the terms:
-5 + 4 + 3y + 5y = 135

Combine like terms: -5 + 4 = -1
-1 + 3y + 5y = 135

Combine like terms: 3y + 5y = 8y
-1 + 8y = 135

Solving
-1 + 8y = 135

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + 8y = 135 + 1

Combine like terms: -1 + 1 = 0
0 + 8y = 135 + 1
8y = 135 + 1

Combine like terms: 135 + 1 = 136
8y = 136

Divide each side by '8'.
y = 17

Simplifying
y = 17

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