5y+20=9y-12

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Solution for 5y+20=9y-12 equation:


Simplifying
5y + 20 = 9y + -12

Reorder the terms:
20 + 5y = 9y + -12

Reorder the terms:
20 + 5y = -12 + 9y

Solving
20 + 5y = -12 + 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.
20 + 5y + -9y = -12 + 9y + -9y

Combine like terms: 5y + -9y = -4y
20 + -4y = -12 + 9y + -9y

Combine like terms: 9y + -9y = 0
20 + -4y = -12 + 0
20 + -4y = -12

Add '-20' to each side of the equation.
20 + -20 + -4y = -12 + -20

Combine like terms: 20 + -20 = 0
0 + -4y = -12 + -20
-4y = -12 + -20

Combine like terms: -12 + -20 = -32
-4y = -32

Divide each side by '-4'.
y = 8

Simplifying
y = 8

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