genesisw06
genesisw06 genesisw06
  • 13-01-2021
  • Mathematics
contestada

Solve by elimination. 2x – 1= 20
2.x + 3y = 20

Respuesta :

roshangaire2000 roshangaire2000
  • 13-01-2021

2x-1=20

2x=20/1

2x=20

x=20/2

x=10

2x+3y =20

2×10+3y=20

20+3y=20

3y=20-20

3y=0

3/0=y

y=0

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