Question

GIVING 40 POINTS!! PLEASE ANSWER FAST WILL REPORT IF WRONG!!!

Answer 1

Answer:

Step-by-step explanation:

1. Proportion.

$\frac{3}{7.5}$  =  $\frac{1}{x}$

2.Lets cross multiply.

$3x=7.5$

3.Solve

$3x=7.5\\divide 3x -on- both-sides$

________________

$x=2.5$

$1=2.5\\1:2.5$

Hope this helps :)