mojshendud
mojshendud
31-10-2016
Mathematics
contestada
-21+70n=77
please help me Idk the answer
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matthewmarino
matthewmarino
31-10-2016
Add 21 to both sides: 70n=98
Divide each side by 70: n=98/70
Reduce the fraction: n=7/5
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yuseli
yuseli
31-10-2016
you would add 21 to 77 which equals 98. 70n=98 then put the 70 under the 98 and divide which = 1.4
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