Solve the following using Cramers Rule: w + x + y + z =, w + x + y + z =, w + x + y + z =, w + x + y + z = Practice Problem

a = b = c = d = e = <-- Equation 1
f = g = h = i = j = <-- Equation 2
k = l = m = n = o = <-- Equation 3
p = q = r = s = t = <-- Equation 4

The following four unknown practice equations have been generated for you:
3w + 6x + 16y - 10 = -9
7w + 16x - 10y + 2 = 18
2w + 9x + 16y + 16 = 10
6w + 5x + 5y + 19 = 6
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