(9y-3)+(12y+17)=

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Solution for (9y-3)+(12y+17)= equation:


Simplifying
(9y + -3) + (12y + 17) = 0

Reorder the terms:
(-3 + 9y) + (12y + 17) = 0

Remove parenthesis around (-3 + 9y)
-3 + 9y + (12y + 17) = 0

Reorder the terms:
-3 + 9y + (17 + 12y) = 0

Remove parenthesis around (17 + 12y)
-3 + 9y + 17 + 12y = 0

Reorder the terms:
-3 + 17 + 9y + 12y = 0

Combine like terms: -3 + 17 = 14
14 + 9y + 12y = 0

Combine like terms: 9y + 12y = 21y
14 + 21y = 0

Solving
14 + 21y = 0

Solving for variable 'y'.

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

Add '-14' to each side of the equation.
14 + -14 + 21y = 0 + -14

Combine like terms: 14 + -14 = 0
0 + 21y = 0 + -14
21y = 0 + -14

Combine like terms: 0 + -14 = -14
21y = -14

Divide each side by '21'.
y = -0.6666666667

Simplifying
y = -0.6666666667

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