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8 +7m = m +5m 5 +2n = -1 +4n
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8 +7m = m +5m




5 +2n = -1 +4n

User James Nicholson
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1 Answer

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8 +7m=6m (combine like terms)
8=-m ( subtract 7m on both sides)
m=8 (divide by -1)

5=-1+2n ( subtract 2n on both sides)
6=2n (add 1 on both sides)
3=n (divide by 2 on both sides)
User Vincent Xue
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