millercl millercl
  • 16-12-2019
  • Mathematics
contestada

Solve for v 209=40-v

Respuesta :

altavistard
altavistard altavistard
  • 16-12-2019

Answer:

-169

Step-by-step explanation:

We want to isolate v.

Method 1:  subtract 40 from both sides, obtaining  169 = -v.  Then change the sign of both sides, arriving at v = -169.

Method 2:  Add v to both sides.  Then v + 209 = 40.

Now subtract 209 from both sides, obtaining -169.

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