Answer:
B 7.5
Step-by-step explanation:
Answer:
2.547
Step-by-step explanation:
2pir=8
1.273=r
d=2r
2.547=d
Answer:
Equivalent systems of equations review
Step-by-step explanation:
We're given two systems of equations and asked if they're equivalent.
x + 4y = 8 (1)
4x + y = 2 (2)
Interestingly, if we sum the equations in System A, we get:


Replacing the first equation in System A with this new equation, we get a system that's equivalent to System A:


This is System B, which means that System A is equivalent to System B.
Answer:
Hi there!
The correct answer is: Based on parent function, the graph vertically stretched by a factor of 2, shifting to the left by 1 unit and moving vertically down by 5.