Step-by-step explanation:
4.
2n-1= 7
2n= 7+1
n= 8/2
n= 4
5.
4n +3 = 11
4n = 11-3
4n = 8
n = 8/4
n= 2
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Answers & Comments
Step-by-step explanation:
4.
2n-1= 7
2n= 7+1
n= 8/2
n= 4
5.
4n +3 = 11
4n = 11-3
4n = 8
n = 8/4
n= 2