21+2y=1

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Solution for 21+2y=1 equation: 


Simplifying
21 + 2y = 1

Solving
21 + 2y = 1

Solving for variable 'y'.

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

Add '-21' to each side of the equation.
21 + -21 + 2y = 1 + -21

Combine like terms: 21 + -21 = 0
0 + 2y = 1 + -21
2y = 1 + -21

Combine like terms: 1 + -21 = -20
2y = -20

Divide each side by '2'.
y = -10

Simplifying
y = -10

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