Answer:
A is correct
Step-by-step explanation:
Answer:
-41/104
Step-by-step explanation:
Simplify 3/8 and 10/13 then calculate the least common multiple, calculate multipliers, make equivalent fractions and Add fractions that have a common denominator for your final answer.
A is correct. Hope my answer helped u :)
Since ur using r as a variable the answer is r = 7.