zoriahmendoza
23.09.2019 •
Mathematics
X+ (-y)= -y + x
what’s the property
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Ответ:
Step-by-step explanation:
the property is : a+b= b+a comutative for +
Ответ:
3(x-4) <-15
distribute left side:
3x-12 < -15
add 12 to each side:
3x <-3
x < -3/3 = -1
x<-1