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15 votes
–15b + 2b − –7b = –12

User Wkl
by
4.5k points

2 Answers

8 votes

Answer:

  • b=2

Explanation:

  • -15b+2b-(-7v)=-12
  • 9b-15b=-12
  • -6b=-12
  • b=-12/-6
  • b=2
User Gilonm
by
4.2k points
9 votes

Explanation:


\tt{ -15b+2b-(-7b)= -12 }


\tt{-15b+2b+7b=-12 }


\tt{-15b+9b=-12 }


\tt{ -6b=-12 }


\tt{b=(-12)/(-6) }


\tt{ b=2 }

User Kavinda Senarathne
by
4.6k points