Answer:
y = -1
Step-by-step explanation:
Set up
x-2y = 8
Substitute 5-y for x
5 - y -2y = 8
Combine like terms
-3y + 5 = 8
Subtract 5 from both side
-3y = 3
Divide by -3
y = -1
Answer:
The answer is 27.25.
Step-by-step explanation:
The difference would be 100 because if you subtract 847 and (747=100) it will equal one hundred.
Answer:
Step-by-step explanation:
Perimeter is all sides added together.
l is length, w is width, and P is perimeter.
