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KiRa
[710]
3 years ago
13
1. solve the following pair of simultaneous equations.
Mathematics
Answer
Comment
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2
answers:
ruslelena
[56]
3 years ago
6
0
From equation 1 e=23-6f
sub 1 into 2. 2(23-6f)-f=7
46-12f-f=7
46-7-12f-f=0
39-11f=0
39=11f
then u divide both side by 11
therefore f=3.55
subtitude f in 1
6(3.55)+e=23
21.3+e=23
e=23-21.3
e=1.7
Send
Arisa
[49]
3 years ago
4
0
1.7 is the correct answer.
Send
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