chriscarlo1649 chriscarlo1649
  • 04-04-2017
  • Mathematics
contestada

2a + 3b = 6
5a + 2b - 4 = 0

Respuesta :

Аноним Аноним
  • 04-04-2017
1 Solve for a in 2a+3b=6

a=3(2-b)/2

2 Substitute a=3(2-b)/2 into 5a+2b-4=0

15(2-b)/2+2b-4=0

3 Solve for b in 15(2-b)/2+2b-4=0​

b = 2

4 Substitute b=2 into a = 3(2-b)/2

a = 0

5 Therefore,

a=0
b=2

I hope this helps. :)




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