3(n+2)=18 and 5(n+4)=100
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3(n+2) = 18
3n+ 6 = 18
3n = 12
n = 4
5(n+4) = 100
5n+20 = 100
5n = 80
n= 16
3n+ 6 = 18
3n = 12
n = 4
5(n+4) = 100
5n+20 = 100
5n = 80
n= 16
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