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Raina, josh, and shen sent a total of 148 text messages during the weekend. Shen sent 4 times as many messages as Raina. Josh sent 10 more messages than Raina. How mant messages did they each send?​

Respuesta :

if raina=x

josh=y

shen=z

you have that

z=4x

y=x+10

x+y+z=148

solve the system and the results are

x=23

y=33

z=92

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