The hill means it was already 23 feet above ground and he went and back up so the answer is 23 positive
-5s-5x+5s+50 Combine like terms
5x+50
It would most likely be D theory
Answer:
2) 
3) 5√2
Step-by-step explanation:
Simplest radical form of an expression is the expression in radical so that there are no more square roots, cube roots, 4th roots, etc left to find, after rationalising the denominator ( if needed ).
2. Here the given expressions,

For rationalising the denominator multiply both numerator and denominator by √11,

3. given expression,




Great job! you didn't include the rectangle! no one can answer this question! you're the best!