sederhanakn aljabar berikut : a. a+5-7a-2 b. 7x -3+5x +6. pake caranya

Bagian A
= a + 5 - 7a - 2
= 5 - 2 + a - 7a
= 3 - 6a
= 3(1 - 2a)

Bagian B
= 7x - 3 + 5x + 6
= 7x + 5x - 3 + 6
= 12x + 3
= 3(4x + 1)

Semoga berguna +_+