Answer:
2 and a half hours
Step-by-step explanation:
25÷10=2.5
Answer:
945 is your answer!
Step-by-step explanation:
(25 x 30) + 195
(750) + 195
945
Answer:
-21
Step-by-step explanation:
Answer:
Step-by-step explanation:
Let's eliminate the c. Take the second and subtract the first. Take the third and subtract the first.
Now take 3 times the first and subtract from the second.
Substitute back to calculate b.
Substitute back to calculate c.