Answer:
7+6, 5+8 , 4+9
Step-by-step explanation:
they all make 13
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Answer:
hello :
y = 1/6x + 7
6y = x+42
-x+6y = 42......(answer : A. ) –x + 6y = 42
Step-by-step explanation:
Look Above.
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Answer:
- 35 grams of 11.43% solution
Step-by-step explanation:
The end solution has same volume as initial volumes of mixture.
The concentration of solution is calculated as below
- 10*0.15 + 25*0.1 = 4 g
- 4 / 35*100% = 11.43% (rounded)
