Henry slept for 10 and a half hours
Answer:
c+5=5c
Step-by-step explanation:
Answer:
153 ? im not sure srry if wrong
Step-by-step explanation:
20 + 7 = 27
180- 27 = 153
You have a system of equations
.
1. Substitude right side of second equation into the left side of the first equation:
.
2. Solve this equation:
.
3. Find y:
for
,
for
.
4. The solutions of the system are: (3,-12) and (5,-24).
Answer: Correct choice is A.