5 y 4 ) 1 3y 7 July 8, 2019 16 32 64 128 5 y 4 )+ 1 3y 7 3y 5 7y 4 (- y 1 )+ 5 (5 - y)/4 = 3/7 5 - y 4 равно 3/7 4) 5 = 5y 1 1/4 * y + 7