sub the 2nd into the 1st
2n - 11 = m/4
2(m/-3) - 11 = m/4
multiply each term by 12
-8m - 132 = 3m
-11m = 132
m = -12
then n = (-12) / -3
= 4
2n-11=m/4
n=m/-3
Solve for the variables using substitution
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