(2x+6)+(x+11)=Y

Solution for (2x+6)+(x+11)=Y equation:

Simplifying
(2x + 6) + (x + 11) = Y

Reorder the terms:
(6 + 2x) + (x + 11) = Y

Remove parenthesis around (6 + 2x)
6 + 2x + (x + 11) = Y

Reorder the terms:
6 + 2x + (11 + x) = Y

Remove parenthesis around (11 + x)
6 + 2x + 11 + x = Y

Reorder the terms:
6 + 11 + 2x + x = Y

Combine like terms: 6 + 11 = 17
17 + 2x + x = Y

Combine like terms: 2x + x = 3x
17 + 3x = Y

Solving
17 + 3x = Y

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 3x = -17 + Y

Combine like terms: 17 + -17 = 0
0 + 3x = -17 + Y
3x = -17 + Y

Divide each side by '3'.
x = -5.666666667 + 0.3333333333Y

Simplifying
x = -5.666666667 + 0.3333333333Y