cupcake365
14.10.2019 •
Mathematics
Which of these proportions is equivalent to the equation 2+1/b-2 = 3b/b+2 ?
a.) 3/b-2 = 3b/b+2
b.) 2b+3/b-2 = 3b/b+2
c.) 2b-3/b-2 = 3b/b+2
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Ответ:
(2b-4+1)/(b-2) = 3b/(b+2)
(2b-3)/(b-2)= 3b/(b+2)
answer is C.) 2b-3/b-2 = 3b/b+2
Ответ:
224.2 hrs
Step-by-step explanation:
56.75+56.35+55.35+55.75= 224.2 hrs