kamarmom kamarmom
  • 10-05-2019
  • Mathematics
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I need the answer ASAP

I need the answer ASAP class=

Respuesta :

giel
giel giel
  • 10-05-2019

Answer:

p=10; r=10

Step-by-step explanation:

simultaneous equation

1) 2p +r =30

2) 3p +2r =50

1) ×2

3) 4p +2r =60

3) - 2)

p=10

sub into 1)

2(10) +r =30

r= 30 -20 =10

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