Answered

1.the sum of a number and fourteen is less or equal to three times the number

2.negative three times a number increased by seven is less than negative eleven

Verified Answer :

luana

\(1.\\ x-number\\ x+14 \leq 3x\ |-x\\ 14 \leq 2x\ |:2\\ x \geq 7\\\\\\ 2.\\ -3x+7<-11\ |-7\\ -3x<-11-7\\ -3x<-18\ |:(-3)\\ After\ division\ by\ negative\ number\ "<"\ changes\ into\ ">"\\ x>6\)

Related Questions