Answer:
The correct answer is 333 1/ 3 ml 30% solution and 166 2/ 3 ml of 45% solution.
step-by-step explanation:
Set up 2 equations. Let x be the 30% solution and y be the 45% solution. Then you have x + y =500 and .3x +.45y = .35*500. Then solve the system.
Answer:
x is 0
y is 3
Step-by-step explanation:
Did this before in 7th grade
3. 6/3 equals 2 and 9 divided by 3 equals 3, so a simplified expresssion would say (2n^2)-3.
It would be (0,-2) as the answer