Question

solve:
3n+7=25
7m+19/2=13​

Answer 1

Answer:

1) 3n+7=25

→ 3n=25-7

→ 3n=18

→ n=18/3

→ n=6

2) 7m+19/2=13

→ 7m = 13/1 - 19/2

→ 7m = 26/2 - 19/2

→ 7m = 26 - 19/2

→ 7m = 7/2

→ m = 7/2 * 1/7

→ m = 7/14

→ m = 1/2

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