a-6y
-4-6×3
-4-18
-22 ans..
I hope this will help you
Answer:
r²- 4r + 4
Step-by-step explanation:
D: of ;;;9d 38383 valise irl for 1
Answer:
10 n equals 6
Step-by-step explanation:
Why? Because that has nothing to do with the problem and no solution for 3/5.
Answer:
3 liters
Step-by-step explanation:
Let x liters of 90% acid solution is added to 6 liters of a 15% acid solution to obtain a 40% acid solution.
There are liter of acid in 6 liters of 15% acid solution
There are liter of acid in x liters of 90% acid solution
There are liter of acid in 6 + x liters of 40% acid solution
So,
Solve this equation