3 years ago

Show steps for 20-7n=8(n-2)

Mathematics

2 answers:

makvit [3.9K]3 years ago

5 0

20-7n=8n-16

20+n= -16

n= -36

aleksklad [387]3 years ago

3 0

20-7n= 8n-16

20-7n+7n=8n+7n-16

20= 15n -16

20+16=15n-16+16

36 = 15n

36/15 = 15/15n

Reduce divide top and bottom by 3

12/5 = n

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