y(2)+10y+21=0

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Solution for y(2)+10y+21=0 equation:


Simplifying
y(2) + 10y + 21 = 0

Reorder the terms for easier multiplication:
2y + 10y + 21 = 0

Reorder the terms:
21 + 2y + 10y = 0

Combine like terms: 2y + 10y = 12y
21 + 12y = 0

Solving
21 + 12y = 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 + 12y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 12y = 0 + -21
12y = 0 + -21

Combine like terms: 0 + -21 = -21
12y = -21

Divide each side by '12'.
y = -1.75

Simplifying
y = -1.75

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