(6+y)2+-4y=30

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Solution for (6+y)2+-4y=30 equation: 


Simplifying
(6 + y) * 2 + -4y = 30

Reorder the terms for easier multiplication:
2(6 + y) + -4y = 30
(6 * 2 + y * 2) + -4y = 30
(12 + 2y) + -4y = 30

Combine like terms: 2y + -4y = -2y
12 + -2y = 30

Solving
12 + -2y = 30

Solving for variable 'y'.

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

Add '-12' to each side of the equation.
12 + -12 + -2y = 30 + -12

Combine like terms: 12 + -12 = 0
0 + -2y = 30 + -12
-2y = 30 + -12

Combine like terms: 30 + -12 = 18
-2y = 18

Divide each side by '-2'.
y = -9

Simplifying
y = -9

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