tinab4daniel20oxk8pv tinab4daniel20oxk8pv
  • 09-10-2017
  • Mathematics
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Solve B+B=2 B+C=5 B+C*2=

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choixongdong
choixongdong choixongdong
  • 09-10-2017
B+B=2
2B = 2
B = 1
substitute B = 1

B+C=5
1 + C = 5
C = 5 -1
C = 4
so
B+C*2
= 1 + 4*2
= 1 + 8
= 9
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