Mathematics, 01.02.2021 19:40 Ezonthekid

Solve the following system of equations using substitution. 3m + 4n = - 12
n = - m - 2
A. m = -4, n = 2 O B. m = 4, n= -6
C. m = -8, n = 6 O D. m = 3, n = 1

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Solve the following system of equations using substitution. 3m + 4n = - 12
n = - m - 2
...