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Demondevilg
09.11.2020 •
Mathematics
2X +7 < 3X -5——————————————————————————————-
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Ответ:
x=12
Step-by-step explanation:
2x+7=3x-5
2x=3x-5-7
2x=3x-12
2x-3x=-12
-x=-12
x=12
or
2x+7=0
2x=-7
x=-3.5
3x-5=0
3x=5
x=1.6
-3.5<1.6
Ответ: