math
posted by tom on .
What is the value of t in the solution to this systems of linear equations?
2s – 3t = –1
3s – 4t = 0
a)–5
b)3
c)7/3
d)4

Multiply both sides of the 1st Eq by 3, and multiply the 2nd Eq by 2. Then add the Eqs.
6s + 9t = 3
+6s  8t = 0
t = 3.