Final answer to the problem
$r=-\frac{11}{2}$
Got another answer? Verify it here!
Step-by-step Solution
How should I solve this problem?
- Choose an option
- Solve for r
- Find the derivative using the definition
- Solve by quadratic formula (general formula)
- Simplify
- Find the integral
- Find the derivative
- Factor
- Factor by completing the square
- Find the roots
- Load more...
Can't find a method? Tell us so we can add it.
1
Combining like terms $5r$ and $-6r$
$-r-13=3\left(r+5\right)-6$
Learn how to solve problems step by step online.
$-r-13=3\left(r+5\right)-6$
Learn how to solve problems step by step online. Solve the equation 5r-13-6r=3(r+5)-6. Combining like terms 5r and -6r. Multiply the single term 3 by each term of the polynomial \left(r+5\right). Group the terms of the equation by moving the terms that have the variable r to the left side, and those that do not have it to the right side. Add the values 9 and 13.
Final answer to the problem
$r=-\frac{11}{2}$
Exact Numeric Answer
$r=-5.5$
