12y+12=20y+40

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Solution for 12y+12=20y+40 equation:


Simplifying
12y + 12 = 20y + 40

Reorder the terms:
12 + 12y = 20y + 40

Reorder the terms:
12 + 12y = 40 + 20y

Solving
12 + 12y = 40 + 20y

Solving for variable 'y'.

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

Add '-20y' to each side of the equation.
12 + 12y + -20y = 40 + 20y + -20y

Combine like terms: 12y + -20y = -8y
12 + -8y = 40 + 20y + -20y

Combine like terms: 20y + -20y = 0
12 + -8y = 40 + 0
12 + -8y = 40

Add '-12' to each side of the equation.
12 + -12 + -8y = 40 + -12

Combine like terms: 12 + -12 = 0
0 + -8y = 40 + -12
-8y = 40 + -12

Combine like terms: 40 + -12 = 28
-8y = 28

Divide each side by '-8'.
y = -3.5

Simplifying
y = -3.5

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