reyese24
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  • 07-12-2017
  • Mathematics
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Solve for n: d=3m+7n

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Аноним Аноним
  • 07-12-2017
Let's solve for n.d=3m+7n
Step 1: Flip the equation.
3m
+7n
=d

Step 2: Add -3m to both sides.
3m
+7n
+−3m
=d+−3m

7n
=d−3m

Step 3: Divide both sides by 7.

7n/7=d−3m/7

n=1/7 d+ −3/7m
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