cjkc
18.09.2019 •
Mathematics
Me plz it's the first time using it
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Ответ:
Ответ:
Good evening ,
Subtract 3x on both sides
Step-by-step explanation:
3x−5=7x+11 ⇔ (-3x)+3x−5=+(-3x)+7x+11 ⇔ −5=4x+11 ⇔ -16=4x ⇔ -4=x.
:)