4y+9=9y-6

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Solution for 4y+9=9y-6 equation:


Simplifying
4y + 9 = 9y + -6

Reorder the terms:
9 + 4y = 9y + -6

Reorder the terms:
9 + 4y = -6 + 9y

Solving
9 + 4y = -6 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
9 + 4y + -9y = -6 + 9y + -9y

Combine like terms: 4y + -9y = -5y
9 + -5y = -6 + 9y + -9y

Combine like terms: 9y + -9y = 0
9 + -5y = -6 + 0
9 + -5y = -6

Add '-9' to each side of the equation.
9 + -9 + -5y = -6 + -9

Combine like terms: 9 + -9 = 0
0 + -5y = -6 + -9
-5y = -6 + -9

Combine like terms: -6 + -9 = -15
-5y = -15

Divide each side by '-5'.
y = 3

Simplifying
y = 3

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