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zysi [14]
3 years ago
11

What is the value of a In the equation 5 a-10b=54, when b=3

Mathematics
2 answers:
irga5000 [103]3 years ago
4 0
B= 3 -> 5a-30 = 54 -> 5a = 84 -> a = 16.8
Crazy boy [7]3 years ago
4 0
A = 16.8
5a - 10(3) = 54
5a - 30 = 54
      +30   +30
5a = 84
5       5
a = 16.8
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