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4/n+9=2/7 adsdwddddfdsfefsef

User Huyz
by
4.9k points

2 Answers

2 votes

Answer: n= −28 /61

Explanation:

User Oussama Jabri
by
4.5k points
2 votes

Answer:

n = 5

Explanation:

4 = 2

n + 9 7

cross multiply:

7 (4) = 2n + 2 (9)

simplify:

28 = 2n + 18

28 - 18 = 2n

simplify:

n = 10

2

n = 5

User Ayls
by
4.6k points