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Verified answer
1 rim = 500 lbrjika :
(5 rim + 400 lbr) - (3 rim + 150 lbr)
maka
x = (2500 + 400) - (1500 + 150)
x = 2.900 - 1.650
x = 1.250 lbr atau 2 rim 250 lbr
Verified answer
1 rim = 500 lembar5 rim 400 lembar - 3rim 150 lembar= (5x 500 )+400 - ( 3x 500 ) +150
= ( 2500+400 ) - ( 1500 +150 )
= 2900 -1650
= 1250 lembar