Question

Найдите 10% значения выражения 2y+1 при y = 4 1/2

Answer 1

2*9/2+1=9+1=10
10/х=100%/10%
х=1

Answer 2

$2y+1\y=4 frac{1}{2} =4 frac{5}{10} =4.5\2*4.5+1=9+1=10$

10-100%
x-10%

$x= frac{10*10}{100} = frac{100}{100} =1$