(15-5y)+3y=9

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Solution for (15-5y)+3y=9 equation:


Simplifying
(15 + -5y) + 3y = 9

Remove parenthesis around (15 + -5y)
15 + -5y + 3y = 9

Combine like terms: -5y + 3y = -2y
15 + -2y = 9

Solving
15 + -2y = 9

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + -2y = 9 + -15

Combine like terms: 15 + -15 = 0
0 + -2y = 9 + -15
-2y = 9 + -15

Combine like terms: 9 + -15 = -6
-2y = -6

Divide each side by '-2'.
y = 3

Simplifying
y = 3

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