Posted by tom on .
What is the value of u in the following system of linear equations?
4u + 3v = –1
3u + 2v = 1
a) 5
b)11/2
C)7
d)19/3

math 
Henry,
Multiply both sides of the 1st Eq by 2,
and multiply both sides of the 2nd Eq by 3. Then add the Eqs.
8u 6v = 2
+9u +6v = 3
U = 5.