Question

Jawab yang f e dan b yaaa

Answer 1

B. 12+(-7)+(-13)
= 12-7-13
= 5-13
= -8
e. -15-(-14)-(-20)
= -15+14+20
= -1+20
= 19
f. -19+12-(-17)
= -19+12+17
= -7+17
=10

Answer 2

F. -19 + 12 - (-17)
= -7 + 17
= 10

b. 12 + (-7) + (-13)
= 5 - 13
= -8

e. -15 - (-14) - (-20)
= -15 + 14 + 20
= -1 + 20
= 19