1
- 3=3/4
4
3
-r
2
2
r =
=
I
I need help :(

Rearrange the formula c^2 = a^2 + b^2 for b

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Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?