9y+a+3y+4a=

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Solution for 9y+a+3y+4a= equation:


Simplifying
9y + a + 3y + 4a = 0

Reorder the terms:
a + 4a + 9y + 3y = 0

Combine like terms: a + 4a = 5a
5a + 9y + 3y = 0

Combine like terms: 9y + 3y = 12y
5a + 12y = 0

Solving
5a + 12y = 0

Solving for variable 'a'.

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

Add '-12y' to each side of the equation.
5a + 12y + -12y = 0 + -12y

Combine like terms: 12y + -12y = 0
5a + 0 = 0 + -12y
5a = 0 + -12y
Remove the zero:
5a = -12y

Divide each side by '5'.
a = -2.4y

Simplifying
a = -2.4y

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