KharizmaW441095 KharizmaW441095
  • 03-11-2022
  • Mathematics
contestada

How much of an 8% solution should we use to make 100g of 3% solution?Please use the picture for the format :) thank you!!

How much of an 8 solution should we use to make 100g of 3 solutionPlease use the picture for the format thank you class=

Respuesta :

AzarieL25811 AzarieL25811
  • 03-11-2022
Answer:

x = -0.6

Explanation:

The equation that represents this scenario is:

0.7x + 0.1*3 = 0.4(x + 3)

Solving for x, we have:

0.7x + 0.3 = 0.4x + 0.12

0.7x - 0.4x = 0.12 - 0.3

0.3x = -0.18

x = -0.18/0.3

= -0.6

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