In Middle School math, it means to find out what number ' x ' must be in order for the equation to be a true statement. In middle school, it can only be one number.
The proportion given in the problem statement ...
... 3 days/(1 gallon) = 5 days/(x gallons)
can be multiplied by (x gallons/day) to get ...
... 3x = 5
Only √3 is an irrational number, since you can't write it as a fraction
Ones and tens thats the anwers
Answer:
80 ounces water
60 ounces brine
Step-by-step explanation:
Let x be the amount of water
Let y be the amount of brine 35%
The goal is to have salt weight of 140(0.15) = 21 oz.
21 = 0.35y
y = 60 oz
x = 140 - 60 = 80 oz
