anonymous
  • anonymous
If 2x + 7 = 3 and Bx-10 =- 2 and x is the same on the previous questions, what is B?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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lalaly
  • lalaly
find x from first one 2x=3-7 2x=-4 x=-2 now substitute it in the second and find B
anonymous
  • anonymous
So B is 8 or am I wrong?
lalaly
  • lalaly
-2B-10=-2 -2B=8 B=-4

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anonymous
  • anonymous
Damn, I suck at math but thanks for the reply.
lalaly
  • lalaly
you dont suck, u just need to keep practicing.. and your welcome:)

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