Solve for z z/2+8=9-z/2

Math
z2+8=9-z2
Move all terms containing z to the left side of the equation.
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Add z2 to both sides of the equation.
z2+8+z2=9
Combine fractions with similar denominators.
8+z+z2=9
Add z and z.
8+2z2=9
Reduce the expression 2z2 by cancelling the common factors.
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Cancel the common factor.
8+2z2=9
Rewrite the expression.
8+z1=9
8+z1=9
Divide z by 1.
8+z=9
8+z=9
Move all terms not containing z to the right side of the equation.
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Subtract 8 from both sides of the equation.
z=9-8
Subtract 8 from 9.
z=1
z=1
Solve for z z/2+8=9-z/2

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