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Oreana's 150 g bag of trail mix is x% raisins. Brandon's 250 g bag of trail mix is y% raisins. They combine the two mixes together in one bowl.
*Write an expression that shows the concentration of raisins in the resulting mix.


Sagot :

Answer:

x+y/ 100 = 450

Step-by-step explanation:

450 = x% + y%

450 = x/100 + y/100

450 = x+y/100