Solve for z 0=-2z-16-4y

Math
0=-2z-16-4y
Rewrite the equation as -2z-16-4y=0.
-2z-16-4y=0
Move all terms not containing z to the right side of the equation.
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Add 16 to both sides of the equation.
-2z-4y=16
Add 4y to both sides of the equation.
-2z=16+4y
-2z=16+4y
Divide each term by -2 and simplify.
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Divide each term in -2z=16+4y by -2.
-2z-2=16-2+4y-2
Cancel the common factor of -2.
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Cancel the common factor.
-2z-2=16-2+4y-2
Divide z by 1.
z=16-2+4y-2
z=16-2+4y-2
Simplify each term.
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Divide 16 by -2.
z=-8+4y-2
Cancel the common factor of 4 and -2.
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Factor 2 out of 4y.
z=-8+2(2y)-2
Move the negative one from the denominator of 2y-1.
z=-8-1⋅(2y)
z=-8-1⋅(2y)
Rewrite -1⋅(2y) as -(2y).
z=-8-(2y)
Multiply 2 by -1.
z=-8-2y
z=-8-2y
z=-8-2y
Solve for z 0=-2z-16-4y

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