Solve for z
z = -\frac{63}{2} = -31\frac{1}{2} = -31.5
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2z+45=-18
Multiply both sides of the equation by 9.
2z=-18-45
Subtract 45 from both sides.
2z=-63
Subtract 45 from -18 to get -63.
z=\frac{-63}{2}
Divide both sides by 2.
z=-\frac{63}{2}
Fraction \frac{-63}{2} can be rewritten as -\frac{63}{2} by extracting the negative sign.
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