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The video will show you how to plot points in 3D using the axes of the 3D coordinate system. Make sure you're wearing your special glasses for this...

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...

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 5. Can you simplify the expression?

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

SAT Math 1.5 Algebra and Functions. If f (x) = x2 - 16 and g(x) = x4 - 256, what is f of x divided by g of x?

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?

Translations: now without the trans fat. Functions: now without the…fun? Wait, scratch that. Now with extra fun! Don’t believe us? There's only...

SAT Math 9.3 Algebra and Functions

SAT Math 5.3 Algebra and Functions

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?

SAT Math 4.3 Algebra and Functions

SAT Math 5.1 Algebra and Functions

Number Sense: Drill Set 1, Problem 5. Which of the following is equivalent?

So many parallel and perpendicular lines all over the place, and none of them have been labeled. Which begs the question: whose lines are they, any...

SAT Math 4.2 Numbers and Operations

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 Pre-Algebra Drill 1, Problem 3. Can you find the product of two square roots?

Number Sense: Drill Set 5, Problem 5. Between which two integers does the square root of 80 lie?

Number Sense: Drill Set 6, Problem 2. The square root of 35 is between which of the following numbers?

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

Please note: If starting your own petting zoo, Shmoop recommends you stock it with animals that aren’t quite so likely to bite your hand off. Tha...

We just love us some alliteration.

CAHSEE Math Algebra and Functions: Drill Set 1, Problem 4. Which operation should be performed first?

CAHSEE Math: Algebra I Drill 6, Problem 3. If x ounces of a 10% salt solution are added with 20 ounces of a 50% salt solution to create a comb...

CAHSEE Math Algebra I: Drill 6, Problem 4. How much more ground can the Batmobile cover traveling at a speed of 75 mph in the same amount of time?