y+42+y=12+3y+2y

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Solution for y+42+y=12+3y+2y equation: 


Simplifying
y + 42 + y = 12 + 3y + 2y

Reorder the terms:
42 + y + y = 12 + 3y + 2y

Combine like terms: y + y = 2y
42 + 2y = 12 + 3y + 2y

Combine like terms: 3y + 2y = 5y
42 + 2y = 12 + 5y

Solving
42 + 2y = 12 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
42 + 2y + -5y = 12 + 5y + -5y

Combine like terms: 2y + -5y = -3y
42 + -3y = 12 + 5y + -5y

Combine like terms: 5y + -5y = 0
42 + -3y = 12 + 0
42 + -3y = 12

Add '-42' to each side of the equation.
42 + -42 + -3y = 12 + -42

Combine like terms: 42 + -42 = 0
0 + -3y = 12 + -42
-3y = 12 + -42

Combine like terms: 12 + -42 = -30
-3y = -30

Divide each side by '-3'.
y = 10

Simplifying
y = 10

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