Roqi
Roqi
29-08-2014
Mathematics
Answered
How do I solve literal equations?
Ex. P=2(a+b) solve for b
Answer :
TaylorBayley
TaylorBayley
29-08-2014
Sounds like rearranging to me:
P=2(a+b) -- expand brackets
P=2a+2b -- subtract 2a
P-2a=2b -- divide by 2
b=(P-2a)/2
Answer Link
konrad509
konrad509
29-08-2014
[tex] P=2(a+b)\\ P=2a+2b\\ 2b=P-2a\\ b=\frac{P-2a}{2}[/tex]
Answer Link
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