how do i solve step by step s+2 1/2s+20=48 ?
\(s+2\frac{1}{2}s+20=48\\\\ 3,5s+20=48\ \ \ \ | subtract\ 20\\\\ 3,5s=28\ \ \ \ | divide\ by\ 3,5\\\\ s=8\\\\ Solution\ is\ s=8.\)
s+(2+1/2)s+20=482/2s+5/2s=48-207/2s=287s=28*2=2(20+8)=40+167s=56s=56/7s=8