nboudreau
nboudreau nboudreau
  • 26-03-2018
  • Mathematics
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how much 2% sugar solution must be mixed with 8 gallons of 70% solution to make 67% solution?

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mkryukova19 mkryukova19
  • 26-03-2018
0.02*x+0.7*8=0.67(x+8)
0.02x+5.6=0.67x+0.67*8
0.02x+5.6=0.67x+5.36
0.67x-0.02x=5.6-5.36
0.65x=0.24
x=0.369 gallons
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