Question

упростите уравнение 1/2(4а-9)-1/3(6b+4)​

Answer 1

1/2 × 4a = 2a

1/2 × -9 = -4.5

-1/3 × 6b = -2b

-1/3 × 4 = -4/3

2a - 4.5 -2b - 4/3

--4.5 = -4 1/2 = -9/2 = -27/6

-4/3 = -12/6

2a - 2b -39/6

2a - 2b - 6 1/2