Bab SPLDVMatematika SMP Kelas VIII
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Bab SPLDV
Matematika SMP Kelas VIII
3x-5y= 8
x=3y
3x-5y= 8
3(3y)-5y=8
9y-5y=8
4y =8
y =2
x=3y
x=3×2
x=6
5x-4y=(5×6)-(4×2)
=30-8
=22