6y-[3y+9]=17

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Solution for 6y-[3y+9]=17 equation:


Simplifying
6y + -1[3y + 9] = 17

Reorder the terms:
6y + -1[9 + 3y] = 17
6y + [9 * -1 + 3y * -1] = 17
6y + [-9 + -3y] = 17

Reorder the terms:
-9 + 6y + -3y = 17

Combine like terms: 6y + -3y = 3y
-9 + 3y = 17

Solving
-9 + 3y = 17

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 3y = 17 + 9

Combine like terms: -9 + 9 = 0
0 + 3y = 17 + 9
3y = 17 + 9

Combine like terms: 17 + 9 = 26
3y = 26

Divide each side by '3'.
y = 8.666666667

Simplifying
y = 8.666666667

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