please answer don't spam will mark you as branliest don't spam for points pleaseee help urgent
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please refer to the Image attached.
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Answer:
a+6d=17
a+16d=7
a+16d-a-6d=7-17
d=-1=common difference
a-6=17 so a=23
24th term=a+23d=23-23=0
S47=47/2(2a+46d)=47/2(46-46)=0
S48=48/2(2a+47d)=24(46-47)=-24
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