21(2y+1)=

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Solution for 21(2y+1)= equation:


Simplifying
21(2y + 1) = 0

Reorder the terms:
21(1 + 2y) = 0
(1 * 21 + 2y * 21) = 0
(21 + 42y) = 0

Solving
21 + 42y = 0

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 + 42y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 42y = 0 + -21
42y = 0 + -21

Combine like terms: 0 + -21 = -21
42y = -21

Divide each side by '42'.
y = -0.5

Simplifying
y = -0.5

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