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I am Lyosha [343]
3 years ago
12

What is b in 7b/12=4.2

Mathematics
2 answers:
leonid [27]3 years ago
8 0
7b/12 = 4.2


7b = 4.2 x 12
7b = 50.4
b = 50.4/7
b = 7.2
Andru [333]3 years ago
6 0
He answer is b=7.2

I hope this helps. 

Have a great day. :)
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