anonymous
  • anonymous
4a+7b+3a-2b+2a ; a = -5, b = 3 I got 5?? Help :c
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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Jhannybean
  • Jhannybean
4a +7b +3a -2b +2a = 4(-5) +7(3) +3(-5) -2(3)+2(-5) =
triciaal
  • triciaal
regroup substitute simplify
Jhannybean
  • Jhannybean
so just punch this all in to your calculator

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anonymous
  • anonymous
I got -30 , which is one of my answer choices!! yay thank you so much(:
Jhannybean
  • Jhannybean
No problem :)
triciaal
  • triciaal
(4 + 3 + 2)*(-5) + (7-2)*3 = 9*-5 + 5*3 = -45 + 15 = -30
anonymous
  • anonymous
can you help with one more? ill post it and tag you @Jhannybean
Jhannybean
  • Jhannybean
sure

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