Sagot :
Cevap:
ilk soruda 7yi eksi olarak karsiya atariz 5x=15 ten x 3 olur
2. soruda 9 u +olarak karsiya atriz 4x=24 x6 olur
Adım adım açıklama:
5x+7=22
22-7=15
15=5x
x=3
4x-9=15
15+9=24
4x=24
x=6
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