12*5-3y=42

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Solution for 12*5-3y=42 equation: 


Simplifying
12 * 5 + -3y = 42

Multiply 12 * 5
60 + -3y = 42

Solving
60 + -3y = 42

Solving for variable 'y'.

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

Add '-60' to each side of the equation.
60 + -60 + -3y = 42 + -60

Combine like terms: 60 + -60 = 0
0 + -3y = 42 + -60
-3y = 42 + -60

Combine like terms: 42 + -60 = -18
-3y = -18

Divide each side by '-3'.
y = 6

Simplifying
y = 6

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