tomboyswagge2887
20.01.2020 •
Mathematics
70
70
bc_ ac
choose the relationship symbol that makes the statement true.
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Ответ:
the symbol that makes this statement true is =
Ответ:
6x-15-x=-7x-21
5x-15=-7x-21
5x+7x=-21+15
12x=-6
x=-(6/12)
Therefore, x=-(1/2)