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How do i solve step by step s+2 1/2s+20=48 ?
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How do i solve step by step s+2 1/2s+20=48 ?

User Cory Shay
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2 Answers

3 votes

s+2(1)/(2)s+20=48\\\\ 3,5s+20=48\ \ \ \ | subtract\ 20\\\\ 3,5s=28\ \ \ \ | divide\ by\ 3,5\\\\ s=8\\\\ Solution\ is\ s=8.
User Fkulikov
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7.1k points
3 votes
s+(2+1/2)s+20=48

2/2s+5/2s=48-20

7/2s=28

7s=28*2=2(20+8)=40+16

7s=56

s=56/7

s=8
User Quann
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6.8k points
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