Waste less time on Facebook — follow Brilliant.
Back to all chapters
Linear Inequalities
When is 2x greater than x? Compare algebraic expressions with linear inequalities.
by
Gabe Smith
by
Chung Kevin
Paula's goal is to make at least $2800. She has already sold 1 masterpiece and 23 landscapes. How many portraits must she sell to reach her goal?
by
skull blade
You should know that
\[ \frac{a}{b} + \frac{c}{d} \ne \frac{a+c}{b+d}.\]
However, if \(a, b, c, d \) are positive integers that satisfy \(\frac{a}{b} < \frac{c}{d},\) what can we say about \(\frac{a+c}{b+d} ?\)
by
Chung Kevin
These two numbers are very close together:
\[ \large \frac{122}{353} \approx 0.3456, \ \ \ \ \ \frac{75}{217} \approx 0.3456 \]
Which of these numbers is larger?
by
Chung Kevin