Answer: -0.5k+7m
Explanation:
0.5(7k-4m)+5m-0.5(-8m-6k)
Distribute 0.5 and -0.5 to the equations in parenthesis, so 0.5(7k-4m) and -0.5(-8m-6k)
Simplify
-3.5k-2m+5m+4m+3k
Combine like terms
-3.5k+3k= -0.5K
-2m+5m+4m=7
-0.5k+7m
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