2(y+9)=-2y-10

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Solution for 2(y+9)=-2y-10 equation:


Simplifying
2(y + 9) = -2y + -10

Reorder the terms:
2(9 + y) = -2y + -10
(9 * 2 + y * 2) = -2y + -10
(18 + 2y) = -2y + -10

Reorder the terms:
18 + 2y = -10 + -2y

Solving
18 + 2y = -10 + -2y

Solving for variable 'y'.

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

Add '2y' to each side of the equation.
18 + 2y + 2y = -10 + -2y + 2y

Combine like terms: 2y + 2y = 4y
18 + 4y = -10 + -2y + 2y

Combine like terms: -2y + 2y = 0
18 + 4y = -10 + 0
18 + 4y = -10

Add '-18' to each side of the equation.
18 + -18 + 4y = -10 + -18

Combine like terms: 18 + -18 = 0
0 + 4y = -10 + -18
4y = -10 + -18

Combine like terms: -10 + -18 = -28
4y = -28

Divide each side by '4'.
y = -7

Simplifying
y = -7

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