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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