Smosley78
Smosley78
17-04-2018
Mathematics
contestada
Please help with this algebra question
Respuesta :
aencabo
aencabo
17-04-2018
let a = number of adults
c= number of children
c+a = 174
2c + 15a = 855
substitute equation 1 to 2
we get:
a = 39
c = 174-39 = 135
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