Jawaban:
x= 10/3
Penjelasan dengan langkah-langkah:
lebar foto= 30-2-2
= 26 cm
panjang foto= 40-x-2
= 38-x
panjang bingkai= 40
lebar bingkai= 30
30/40= 26/38-x
3/4= 26/(38-x)
114-3x= 104
-3x= -10
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Jawaban:
x= 10/3
Penjelasan dengan langkah-langkah:
lebar foto= 30-2-2
= 26 cm
panjang foto= 40-x-2
= 38-x
panjang bingkai= 40
lebar bingkai= 30
30/40= 26/38-x
3/4= 26/(38-x)
114-3x= 104
-3x= -10
x= 10/3