anonymous
  • anonymous
Solve 2x + 9 = 33 A. 7.5 B. 12 C. 21 D. 84
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
a) subtract 9 from both sides b) divide both sides by 2
anonymous
  • anonymous
2x + 9 = 33 - 9 = -9 2x=24 /2= /2 x=12
Ghostgate
  • Ghostgate
satellite73, is correct. First of all, subtract both sides of the equation by 9, what does that leave you with? 2x + 9 - 9 = 33 - 9? - What does that give you?

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anonymous
  • anonymous
The key here is to isolate the x by doing the same thing to both sides of the equation.
Ghostgate
  • Ghostgate
In the end you ended up doing all the work for him...
♪Chibiterasu
  • ♪Chibiterasu
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