9(-3y+12)+6y=15

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Solution for 9(-3y+12)+6y=15 equation:


Simplifying
9(-3y + 12) + 6y = 15

Reorder the terms:
9(12 + -3y) + 6y = 15
(12 * 9 + -3y * 9) + 6y = 15
(108 + -27y) + 6y = 15

Combine like terms: -27y + 6y = -21y
108 + -21y = 15

Solving
108 + -21y = 15

Solving for variable 'y'.

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

Add '-108' to each side of the equation.
108 + -108 + -21y = 15 + -108

Combine like terms: 108 + -108 = 0
0 + -21y = 15 + -108
-21y = 15 + -108

Combine like terms: 15 + -108 = -93
-21y = -93

Divide each side by '-21'.
y = 4.428571429

Simplifying
y = 4.428571429

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