Cevap:
Adım adım açıklama:
13)
300 500 100
3 5 15
ekok=1500
75 1500
100 x
x=100.1500/75=2000
60 1500
100 y
y=100.1500/60=2500
2000+2500=4500 A ŞIKKI
14)
5(x+5)=5x+25
4(x+5)=4x+20
4x+20<60<5x+25
60<5x+25
35<5x
x>7
4x+20<60
4x<40
x<10
7<x<10
x=9 olabilir C ŞIKKI
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Cevap:
Adım adım açıklama:
13)
300 500 100
3 5 15
ekok=1500
75 1500
100 x
x=100.1500/75=2000
60 1500
100 y
y=100.1500/60=2500
2000+2500=4500 A ŞIKKI
14)
5(x+5)=5x+25
4(x+5)=4x+20
4x+20<60<5x+25
60<5x+25
35<5x
x>7
4x+20<60
4x<40
x<10
7<x<10
x=9 olabilir C ŞIKKI