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Andrei [34K]
4 years ago
7

Solve the system using substitution.

Mathematics
1 answer:
Iteru [2.4K]4 years ago
8 0
Q=2p+1
subsitute 2p+1 for q in other eqaution


4p+2q=8
4p+2(2p+1)=8
4p+4p+2=8
8p+2=8
minus 2 both sides
8p=6
divide both sides by 8
p=6/8
p=3/4
sub back
q=2p+1
q=2(3/4)+1
q=6/4+1
q=3/2+1
q=3/2+2/2
q=5/2


p=3/4
q=5/2
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