Question

Given that x : 28 = 7 : x Calculate the positive value of x .

Answer 1

Answer:

4

Step-by-step explanation:

28=7x

28/7=4

7x/7=x

x=4

hopefully that helps? im not sure what you meant when you put a colon in between 7 and x

Answer 2

Answer:

X=14

Step-by-step explanation:

X:28=7:X

or, X/28=7/X

or,X^2=28*7

or,X^2=196

or,X=√196

or,X=14