Nebani
Nebani
15-09-2016
Mathematics
contestada
if 8n+22=70, find the value of 3n
Respuesta :
mbk1011
mbk1011
15-09-2016
8n+22=70
first, subtract 22 from each sides.
70-22=48
so now you have 8n=48
divide 8 from each side and you'll get the value of n.
48/8 is 6
so n=6
plug in
3(6)
the value of 3n should equal 18
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