12y-3=2y+42

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


Simplifying
12y + -3 = 2y + 42

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

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

Solving
-3 + 12y = 42 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
-3 + 12y + -2y = 42 + 2y + -2y

Combine like terms: 12y + -2y = 10y
-3 + 10y = 42 + 2y + -2y

Combine like terms: 2y + -2y = 0
-3 + 10y = 42 + 0
-3 + 10y = 42

Add '3' to each side of the equation.
-3 + 3 + 10y = 42 + 3

Combine like terms: -3 + 3 = 0
0 + 10y = 42 + 3
10y = 42 + 3

Combine like terms: 42 + 3 = 45
10y = 45

Divide each side by '10'.
y = 4.5

Simplifying
y = 4.5

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