Answer:
96
Step-by-step explanation:
Use g00g*e- just type --% of $----.
sorry its censors the word.
D.) A polynomial cannot have a variable in the denominator.
Answer:
28
Step-by-step explanation:
2x-3y+z=-3 , x-5y+7z=-11 , -10x+4y-6z=28
Answer:
B. 210
Step-by-step explanation:
800/560 = 1.42857142857
300/1.42857142857= 210
Answer: 33 gallons
Step-by-step explanation:
We initially have 130 gallons of a
acid solution and we need to change it to a
acid solution, and for that it is necessary to evaporate
gallons of water.
So, this situation can be mathemtically expressed as follows:

Then:

Isolating
:


Hence, we need to evaporate 33 gallons of water.