42=5y+12

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Solution for 42=5y+12 equation:


Simplifying
42 = 5y + 12

Reorder the terms:
42 = 12 + 5y

Solving
42 = 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 + -5y = 12 + 5y + -5y

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

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

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

Combine like terms: 12 + -42 = -30
-5y = -30

Divide each side by '-5'.
y = 6

Simplifying
y = 6

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