sederhanakan bentuk aljabar berikut. A. (12a-5b)+(10a+9b) B. (13i+12b+10k)+(-30i-40j+55k) C. 6ab+2bc-8cd-2ab+5bc+5cd D. (3-17x+25z)+(5x-23y-9) E. (32n+35m+7)-(5
Matematika
tiyas53
Pertanyaan
sederhanakan bentuk aljabar berikut.
A. (12a-5b)+(10a+9b)
B. (13i+12b+10k)+(-30i-40j+55k)
C. 6ab+2bc-8cd-2ab+5bc+5cd
D. (3-17x+25z)+(5x-23y-9)
E. (32n+35m+7)-(50m-20n+9)
F. 3xy+7yz-2xz-(5xy-2yz+5xz)
A. (12a-5b)+(10a+9b)
B. (13i+12b+10k)+(-30i-40j+55k)
C. 6ab+2bc-8cd-2ab+5bc+5cd
D. (3-17x+25z)+(5x-23y-9)
E. (32n+35m+7)-(50m-20n+9)
F. 3xy+7yz-2xz-(5xy-2yz+5xz)
1 Jawaban
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1. Jawaban ian239
A.12a-5b+10a+9b=12a+10a-5b+9b=22a+4b