124+3y=21

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Solution for 124+3y=21 equation: 


Simplifying
124 + 3y = 21

Solving
124 + 3y = 21

Solving for variable 'y'.

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

Add '-124' to each side of the equation.
124 + -124 + 3y = 21 + -124

Combine like terms: 124 + -124 = 0
0 + 3y = 21 + -124
3y = 21 + -124

Combine like terms: 21 + -124 = -103
3y = -103

Divide each side by '3'.
y = -34.33333333

Simplifying
y = -34.33333333

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