sirenaperez8
sirenaperez8
01-09-2016
Mathematics
contestada
how do you do -23= -2a -10 + a
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DaisyFlores0903
DaisyFlores0903
01-09-2016
You first add the a and -2a. You will end up getting -23=-1a-10. The next step is to add ten to both sides since it is the opposite of negative. So you get -13=-1a so you divide the -13 with the -1. The answer will be 13=a
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