Question 1145487
x of 80%
5-x of 30%


{{{30(5-x)+80x=50*5}}}

-

{{{30*5-30x+80x=50*5}}}

{{{(80-30)x=50*5-30*5}}}

{{{x=(50*5-30*5)/(80-30)}}}

{{{highlight_green(x=5((50-30)/(80-30)))}}}

{{{x=5((5-3)/(8-3))}}}

{{{highlight_green(x=5(2/5))}}}


{{{highlight(x=2)}}}