tenmontanna13
tenmontanna13
31-03-2017
Mathematics
contestada
7q + 2p = 29 & 2p - q =5
Respuesta :
apologiabiology
apologiabiology
31-03-2017
eliminate p terms
times 2nd equation by -1
q-2p=-5
add to 2nd equation
q-2p=-5
7q+2p=29 +
8q+0p=24
8q=24
divide both sides by 8
q=3
sub back
2p-q=5
2p-3=5
add 3
2p=8
divide by 2
p=4
p=4
q=3
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fbgkdfkjkfbvkjfdi123
fbgkdfkjkfbvkjfdi123
01-04-2017
The answer for p is 4 and the answer for q is 3
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