Answer:
x=3, y=4. (3, 4).
Step-by-step explanation:
y=-x+7
y=x+1
-----------
-x+7=x+1
-x-x+7=1
-2x=1-7
-2x=-6
2x=6
x=6/2
x=3
y=3+1=4
Answer:
her lesson ends at 5:15
Step-by-step explanation:
if you subtract 30 from 45 you get the time left over that will go toward the next hour (5 o'clock)
Answer: 12
Step-by-step explanation: you need to look at the paper
Answer: 1, 8, 64, 512
Step-by-step explanation:
1^3 = 1 * 1 * 1 = 1
2^3 = 2 * 2 * 2 = 8
4^3 = 4 * 4 * 4 = 64
8^3 = 8 * 8 * 8 = 512
