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-t/2=-9
We simplify the equation to the form, which is simple to understand
-t/2=-9
Simplifying:
-0.5t=-9
We move all terms containing t to the left and all other terms to the right.
-0.5t=-9
We simplify left and right side of the equation.
-0.5t=-9
We divide both sides of the equation by -0.5 to get t.
t=18
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