(x-8)-(2×-5)=
(4 a +9)- (a+3)=![]()
(4 a +9)- (a+3)=
Penjelasan dengan langkah-langkah:
Bagian 1)
= (x - 8) - (2x - 5)
= x - 8 - 2x + 5
= x - 2x - 8 + 5
= (1 - 2)x - 8 + 5
= -1x - 3
= -x - 3
Bagian 2)
= (4a + 9) - (a + 3)
= 4a + 9 - a - 3
= 4a - a + 9 - 3
= (4 - 1)a + (9 - 3)
= 3a + 6
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