asked 163k views
2 votes
Tìm x biết
x/7=6/-21

asked
User GuRAm
by
8.3k points

1 Answer

4 votes

Answer:

x = - 2

Explanation:

Given


(x)/(7) =
(6)/(-21) ( cross- multiply )

- 21x = 42 ( divide both sides by - 21 )

x = - 2

answered
User Travis Bear
by
7.7k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.