destiny3499oy9s69 destiny3499oy9s69
  • 23-10-2017
  • Mathematics
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How do I solve this equation?

How do I solve this equation class=

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hskanv hskanv
  • 23-10-2017
2(5a-7)/4=9 (a-1)/3
(5a-7)/2=3 (a-1) /×2
5a-7=6a-6
5a-6a=-6+7
-a=1 /×(-1)
a=-1
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