Question

what is the solution to the proportion 5\x-2\16? X=?
X=40
x=1.6
x=30
x=6.4

Can someone choose the answer and Explain it for me.

Answer 1

5/x-2/16=0
x.2=5.16
2X=80
X=80/2
X=40

Answer 2

X = 40 is the answer.

Explanation:

5\x-2\16 = 0
=> 5/x = 2/16
=> 2x = 16 x 5 (Cross multiplication)
=> x = 80/2
=> x = 40