contestada

a business executive bought 40 stamps for $12.08 there were some 32 Cent stamps and some 23-cent stamps how many of each kind did the executive Buy

Respuesta :

wegnerkolmp2741o

x*.32 + (40-x) *.23 = 12.08

distribute

.32x +9.20 -.23x = 12.08

combine like terms

.09x +9.20 = 12.08

subtract 9.20

.09x =2.88

divide by .09

x=32

40-32 =8

He bought 32 32cent stamps and 8 23 cent stamps