Use elimination to solve the following system of equations. 3x+2y=−9 x−y=−13

This is an ap world history question. i am working on a worksheet which has a vent diagram with each circle labeled either us or byzantine economy. the middle is the similarities. can someone explain to me the similarities and especially the differences between the two?

As a result of alcohol poisoning, . a. skin rashes may break out b. blood pressure may rise c. the respiratory system may function erratically d. the nervous system may become suppressed

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