Answer:b
Step-by-step explanation:
1. plug in the numbers for the variables, like this: 9(-5)+18(-1)
2. solve
Hopefully this helps! Let me know if you need more explanation.
Step-by-step explanation:
jajajsjhshhsejjddjidndjdjdjxndjdkhsjdjddjdkd
Answer:
The answer should be: r ≈ 8.21
Answer: 1 1/14
Step-by-step explanation: