07:48duration 7 minutes 48 seconds
Solving a rational equation that simplifies to…
Solving a rational equation that simplifies to quadratic: Proportional form, advanced
This shows how to use the LCD of the two…
01:22duration 1 minute 22 seconds
Solving for a variable in terms of other…
Solving for a variable in terms of other variables in a rational equation: Problem type 1
Demonstrates how to rearrange a proportion to…
05:06duration 5 minutes 6 seconds
Solving a rational equation that simplifies to quadratic: Proportional form, basic
Single fractions set equal to each other forms a…
03:04duration 3 minutes 4 seconds
Applying the percent equation: Problem type 1
Using the proportion %/100 = Amount/Base to plug…
02:33duration 2 minutes 33 seconds
Solving a proportion of the form (x + a)/b = c/d
Demonstrating why we can "cross…
01:44duration 1 minute 44 seconds
Equivalent Fractions
Shows how to find a numerator for a larger…