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PLZ HELP ASAP can someone help me on 10 and 13 also show the work plz!!

PLZ HELP ASAP can someone help me on 10 and 13 also show the work plz!!
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PLZ HELP ASAP can someone help me on 10 and 13 also show the work plz!!

PLZ HELP ASAP can someone help me on 10 and 13 also show the work plz!!-example-1
asked
User Mcanic
by
8.0k points

1 Answer

3 votes
10. 4.5(x+3)<45
4.5x+13.5<45
4.5x<31.5
x<31.5/4.5
x<7

13. a) 750+6x>1170(subtract 1170-750)
6x>420(divide 420/6)
x>70

b.) 750+6x<900(subtract 900-750)
6x<900(divide 900/6)
x<900/6
x<26

c) 750+8x=weekly expense(cannot solve)

answered
User Koorchik
by
8.4k points
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