10% of 75 is 7.5
1% of 75 is .75
.1% of 75 is .075
.5 of 75 is .375
2 times a number minus 9 is less than or equal to 21. and in inequality form that’s: 2x - 9 >_ 21 and u make a number line and a closed circle on 15 and an arrow going right. i hope i understood your question right
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