Answer:
[tex]74.1[/tex]$
Step-by-step explanation:
[tex] \frac{x}{57} = \frac{30}{100} [/tex]
[tex](x)100 = (30)57[/tex]
[tex](x)100 = 1710[/tex]
[tex] \frac{(x)100}{100} = \frac{1710}{100} [/tex]
[tex]x = \frac{1710}{100} [/tex]
[tex]x = 17.1[/tex]
[tex]57 + 17.1 = 74.1[/tex]
[tex]74.1[/tex]$