janetzy janetzy
  • 12-09-2018
  • Mathematics
contestada

What did I do wrong on this problem?

What did I do wrong on this problem class=

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laurenlouisethompson laurenlouisethompson
  • 12-09-2018

9(-4+r)=-153

-36 + 9r = -153

9r = -117

r= -13

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annick20 annick20
  • 12-09-2018
Check my work. Looks a lot like yours except a few things here and there. Hope it helps.
Ver imagen annick20
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