-(2y+6z+9)=

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Solution for -(2y+6z+9)= equation:


Simplifying
-1(2y + 6z + 9) = 0

Reorder the terms:
-1(9 + 2y + 6z) = 0
(9 * -1 + 2y * -1 + 6z * -1) = 0
(-9 + -2y + -6z) = 0

Solving
-9 + -2y + -6z = 0

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 + -2y + 9 + -6z = 0 + 9

Reorder the terms:
-9 + 9 + -2y + -6z = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -2y + -6z = 0 + 9
-2y + -6z = 0 + 9

Combine like terms: 0 + 9 = 9
-2y + -6z = 9

Add '6z' to each side of the equation.
-2y + -6z + 6z = 9 + 6z

Combine like terms: -6z + 6z = 0
-2y + 0 = 9 + 6z
-2y = 9 + 6z

Divide each side by '-2'.
y = -4.5 + -3z

Simplifying
y = -4.5 + -3z

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