Problem Solving with Equations
Algebra, and more...

 1 MEDIUM Three times a number is six more than the number. What is the number?

 2 MEDIUM If a rope is cut into three segments with equal length, each segment will be $$4$$ meters longer than the segments if the rope is cut into four equally long segments. If the rope is cut into six equally long segments, how long is each segment?

 3 MEDIUM In a cage are $$100$$ animals. Those animals are either rabbits or chickens. If the number of legs is $$268$$, how many animals are chicken and how many are rabbits? (Note: Rabbits have $$4$$ legs and chickens $$2$$ legs.)