= −3
= (−3) + (8 − 1)(3)
8
= (−3) + (7)(3)
8
= (−3) + 21
8
= 18
8
Jawaban : A
3. Diketahui :
= 30 = −5
15
Ditanyakan :
= ⋯ ?
6
Jawab:
= + ( − 1)
= 30
15
+ (15 − 1) = 30
+ 14 = 30
+ 14(−5) = 30
− 70 = 30
= 100
= 100 + (6 − 1)(−5)
6
= 100 + (5)(−5)
6
= 100 − 25
6
= 75
6
Jawaban : C
19