ShmoopTube

When graphing inequalities, you graph the line, shade the corresponding side, and plug in the point. The end!

One formula to rule them all, one formula to find them. One formula to bring them all, and in the darkness bind them. Or something like that. I...

ACT Math: Coordinate Geometry Drill 1, Problem 1. Which inequality is expressed by the number line?

Start within the parentheses, and then work your way out. Do that, and this expression is yours.

To solve radical equations, you square both sides, FOIL it out if necessary, and simplify. Ta da!

Finding square roots is simple. Don't believe us? Watch the video and be amazed. But not that amazed—it's just square roots.

ACT Math: Intermediate Algebra Drill 4, Problem 4. Add these together.

ACT Math: Intermediate Algebra: Drill 5, Problem 4. Which expression is equivalent?

ACT Math: Pre-Algebra Drill 5, Problem 3. Find the remainder.

ACT Math Intermediate Algebra Drill 1, Problem 4. Solve for x based on the equation.

ACT Math Intermediate Algebra Drill 1, Problem 5. Can you simplify the expression?

ACT Math Intermediate Algebra Drill 2, Problem 1. Solve the equation.

Algebra I Drill 1, Problem 3. Solve the equation.

Number Sense: Drill Set 2, Problem 1. Which of the following is equivalent?

Number Sense: Drill Set 2, Problem 2. Which fraction equals 65 percent?

Don’t even think about starting up your combo lemonade/fro-yo stand without first making sure you understand piecewise functions. You’re just a...

Domain and range: two terms you will learn to love (or hate with a vengeance). The domain is the set of all possible x values, and range is the set...

Functions briefly flirted with the idea of being infomercial hosts, but they didn’t shine when talking on-camera. They’re much better off in th...

ACT Math Intermediate Algebra Drill 4, Problem 5. Find the value of x.

ACT Math: Elementary Algebra Drill 3.5. Simplify the expression.

ACT Math: Pre-Algebra Drill 4, Problem 5. If N is divisible by 2 and 3, then what is the remainder when N is divided by 6?

ACT Math: Pre-Algebra Drill 7, Problem 1. Solve for x.

ACT Math Intermediate Algebra Drill 1, Problem 2. Find the product of (2a + 6)2.

Number Sense: Drill Set 5, Problem 2. Which of the following is equivalent to the expression shown?

Number Sense Drill 5 Problem 3. Which of the following is equivalent to the expression?

You don't want to leave a bunch of unsolved rational equations sitting around.

Solving inequalities using blob fish? Yes, please!

SAT Math: Numbers and Operations Drill 1, Problem 2. If the masterpiece will be worth $45,055 in five years, what is its worth now?

Number Sense: Drill Set 2, Problem 5. By what percent did his percentage grade increase from one test to the other?

Number Sense: Drill Set 3, Problem 1. This is a decrease of, approximately, what percent?

CAHSEE Math: Number Sense Drill 3, Problem 2. If a number is tripled and the result is halved, what is the percentage increase of the resulting num...

CAHSEE Math: Algebra I Drill 6, Problem 2. Simplify the polynomial.

SAT Math 7.2 Geometry and Measurement

ACT Math Intermediate Algebra Drill 1, Problem 3. Can you find the value of a in this expression?

Algebra and Functions: Drill 4, problem 2. If the function for the area of a circle with respect to its diameter was graphed in the first quad...

Algebra and Functions: Drill 4, Problem 3. The sum of the quadratic parent function and the line given has which of the following as its graph?

Apparently, Cinderella used mathematical strategies and the standard form of linear equations to get the prince's attention. The shoe was just the...

You can learn pretty much all there is to know about a linear equation by checking its relationship status. Just keep your fingers crossed that it...

We have some axes to grind with you. Namely, x and y.

CAHSEE Number Sense: Drill Set 1, Problem 1. How would he write the number in scientific notation?

CAHSEE Math Number Sense: Drill Set 1, Problem 2. The decimal 0.000035 can be written in scientific notation as...what?

CAHSEE Math Number Sense: Drill Set 1, Problem 3. Which of the following numbers is the largest?

ACT Math: Intermediate Algebra: Drill 3, Problem 1. Find the fifth number in the series.

ACT Math: Intermediate Algebra Drill 3, Problem 2. Find the sixth number in the series.

ACT Math: Pre-Algebra Drill 4, Problem 2. What is the fourth term in the series?

ACT Math Intermediate Algebra Drill 2, Problem 2. How else can the expression be written?

ACT Math: Intermediate Algebra Drill 2, Problem 3. Which of the following is equal to the expression shown?

ACT Math: Intermediate Algebra Drill 4, Problem 2. What is the root of this equation?

How do you solve a system of linear inequalities? Aw, man...and we thought solving a problem like Maria was tough...

We just love us some alliteration.

Solving systems of equations by elimination: Survivor-style. Sorry, y... the tribe as spoken.

ACT Math: Elementary Algebra Drill 1, Problem 1. What is Ben's current age?

ACT Math: Elementary Algebra Drill 5, Problem 1. How old is Jeremy's brother?

ACT Math: Elementary Algebra Drill 5, Problem 4. How old is Thalia?