A drug used to relieve anxiety and nervousness has a​ half-life of 13 hours. If a doctor prescribes one 2.7​-milligram tablet every 22 ​hours, then what percentage of the last dosage remains in the​ patient's body when the next dosage is​ taken?

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8

no because after the troops were pulled many blacks were killed by hangings lynchings and other cruel ways which in a way interrupted the reconstruction of the south and differed from the way abraham lincoln had an idea of reconstruction

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