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Mathematics 21 Online
OpenStudy (anonymous):

3(y-4)+7>4(y+6)

OpenStudy (anonymous):

3y-12+7>4y+24= 3y-5>4y+25 add 5 and subtract 4y to both sides -y>30 multiply both sides by -1 and flip the sign y<30

OpenStudy (anonymous):

don'y you mean +24 instead of 25?

OpenStudy (anonymous):

3(y-4)+7>4(y+6) 3y-12+7>4y+24 3y-5>4y+24 -y>29 then reverse the inequality sign: answer: y<-29

OpenStudy (anonymous):

my mistake

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