ACT & SAT PREP
Saturday, May 30, 2015
Algebra problem
For -2
k
/ (
k
+ 1) = 3/4, find the value of
k
.
We need to cross-multiply to solve for
k.
We then have -8
k
= 3
k
+ 3. Subtracting 3
k
from both sides, we get -11
k
= 3, which gives
k
= -3/11.
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