Question 473155
9m +n=62 and m-5n=12 what is the solution of the system?
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m-5n=12 --> m = 5n + 12
Sub for m in the 1st eqn
9m +n=62
9(5n+12) + n = 62
45n+108 + n = 62
46n = - 46
n = -1
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m = 5n + 12
m = 7
That's one way to do it.