Math can be confusing, but there are ways to make it easier. One way is to clear up the equations.

In this video, I show you how to solve combined rate (i.e., work) problems, and in addition, I work out some problems that closely mirror what you should see

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Learn how to find the time to complete a job when two or more people work together in a combined rate problem in this free math video tutorial by Mario's Mat

So the combined rate's just going to be the sum of each of their rates. If he can do 1/5 of a lawn per hour and he can do 1/3 of a lawn per hour, their combined rate is going to be 1/5 of a lawn per hour plus 1/3 of an hour. Because in an hour he'll do 1/5, and he'll do 1/3. So you'll add those two together to figure out how much they can do in an hour. So their combined rate is going to be 1/5 lawn per hour.

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Actually, let's multiply both sides by 8A, so we get rid of this 1/8 as well. And then multiply the right-hand side by 8A as well. The left-hand side, 8A divided by 8 is just A. A is equal to-- 1/A times 8A is just going to be 8. 1/2A times 8A. 8A

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The rate of both workers combined is always the sum of their individual rates. That lets you fill in one more square in the table: Jenny and Laila’s rate when working together is 1/3

Clear up math equations

Math can be confusing, but there are ways to make it easier. One way is to clear up the equations.

Figure out math

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Figure out mathematic equation

Math is a challenging subject for many students, but with practice and persistence, anyone can learn to figure out complex equations.

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