harleymay1234
harleymay1234
17-09-2017
Mathematics
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what does -2(-5x+9)-9x equal
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Аноним
Аноним
17-09-2017
-2(-5x+9)-9x
-2(-5x)+-2(9)-9x
10x-18-9x
+9 +9
19x=-18
---- ----
19 19
x=-1.05
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