Aarasff00rans
Answered

3. 8x-5.(-2x + 1) = 20x - 15 denklemine göre x kaçtır? A) 10 B) 5 C)-5 D)-10​

Sagot :

Anterøśrans

Cevap:

Adım adım açıklama:

8x+10x-5=20x-15

18x-5=20x-15

10=2x

x=5

Dışardaki değerleri parantez içine dağıtalım

[tex]8x + 10x - 5 = 20x - 15[/tex]

ise

[tex]18x - 5 = 20x - 15[/tex]

olur ardından

[tex]15 - 5 = 20x - 18x[/tex]

ise

[tex]10 = 2x \\ x = 5[/tex]

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