15-10y=27-3y+9

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Solution for 15-10y=27-3y+9 equation:


Simplifying
15 + -10y = 27 + -3y + 9

Reorder the terms:
15 + -10y = 27 + 9 + -3y

Combine like terms: 27 + 9 = 36
15 + -10y = 36 + -3y

Solving
15 + -10y = 36 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
15 + -10y + 3y = 36 + -3y + 3y

Combine like terms: -10y + 3y = -7y
15 + -7y = 36 + -3y + 3y

Combine like terms: -3y + 3y = 0
15 + -7y = 36 + 0
15 + -7y = 36

Add '-15' to each side of the equation.
15 + -15 + -7y = 36 + -15

Combine like terms: 15 + -15 = 0
0 + -7y = 36 + -15
-7y = 36 + -15

Combine like terms: 36 + -15 = 21
-7y = 21

Divide each side by '-7'.
y = -3

Simplifying
y = -3

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