tentukan nilai x !!
a. x+9≥15
b. -12+3x<6
#PAKECARA
#NGASALREPORT
a. x+9≥15
b. -12+3x<6
#PAKECARA
#NGASALREPORT
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Jawaban:
a. x + 9 >= 15
x >= 15 - 9
x >= 6
b. -12 + 3x < 6
3x < 6 + 12
3x < 18
x < 18/3
x < 6