Sagot :
☘︎Selam ☘︎
9. Soru:
5.(2m-4)=10m-20
Cevap :10m-20 A
10. Soru:
50.(7y+1)=350y+50
Cevap :350y+50 B
11. Soru:
2.(2x-1) + 3.(3x+1)=4x-2+9x+3=13x+1
Cevap :13x+1 C
Başarılar ☃︎
#lilyrosestena
Adım adım açıklama:
9:yapamadım
10:(7y+1).50 350y+50 yani b
11:(2x-1).2 den 4x-2
(3x+1).3 9x+3
4x-2+9x+3
13x+1 yani C
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