Solving Expressions and Equations
Not what you're looking for?
Rafael is filling up a 150 gallon tank. He is pouring the water at rate 2.5 gallons per minute.
a) Write an expression that represents how many gallons Rafael has poured since he began.
b) Write an equation that represents how long it will take for the tank to be 1/2 full.
c) Solve the equation in part c and say what your answer represents.
d) How many minutes does it take for the gallon to be all the way full?
Purchase this Solution
Solution Summary
The expert solves expressions and equations.
Solution Preview
a. Number of gallons n = 2.5 x t
If t be the number of minutes that the person is filling the tank, then ...
Purchase this Solution
Free BrainMass Quizzes
Probability Quiz
Some questions on probability
Exponential Expressions
In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts
Multiplying Complex Numbers
This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.
Know Your Linear Equations
Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.