Solve the following simultaneous linear equations using substitution method:
5m = 7n + 5, m = 2n – 2
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Answer:
5m=7n+5
m=2n-2
using equation 2
putting value of m in equation 1
5(2n-2)=7n+5
10n-10=7n+5
3n=15
n=5
putting value of n in equation 2
m=2×5-2
m=10-2
m=8
hope it helps
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