12+(-17)+(-13)=a. -18b. -15c. 8d. 18​

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12+(-17)+(-13)=a. -18b. -15c. 8d. 18​

Jawaban:

A.-18

Penjelasan dengan langkah-langkah:

12+(-17)+(-13)

12-17-13

-5-13

-18

Ƨɑƴ ɦɘɭɭσ ࿐

࿐࿐࿐࿐࿐࿐࿐࿐࿐࿐࿐࿐࿐࿐

ǫᴜᴇsᴛɪᴏɴ :

12 + ( -17 ) + ( -13 ) =

ᴀɴsᴡᴇʀ :

–18 [ A ]

ᴇxᴘʟᴀɴᴀᴛɪᴏɴ :

12 + ( -17 ) + ( -13 ) =

= 12 + ( -17 ) = – ( 17 -12 ) = –5

= -5 + ( -13 ) = – ( 13 + 5 ) = –18

= –18 [ opsi A ]

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