a) 3.8-10= -6.2 cm that's you're answer-6.2 cm
b) -6.2+10=16.2 that's you're answer 16.2 cm
49 is your answer
Explanation: Multiply both sides of the inequality by and flip the inequality sign. Multiplying two negatives equals a positive. Therefore, r>49
Hope this helps :)
Answer:
it would be d
Step-by-step explanation: