Question

в) 4a-1/3a+(2a-1/2a)

Answer 1

4а - 1/3*а + (2*а - 1/2*а) = 4а - 1/3*а + 1 1/2 * а = 4а - 1/3*а + 3/2*а = 4а - 2/6*а + 9/6*а = 4*а + 7/6*а = 4 7/6*а = 5 1/6*а.

ОТВЕТ: 5 1/6а