Answer two questions about Systems A and B: System A System B
x-7y=-3 4x+y=7
4x+y=7 x−7y=−3
1) How can we get System B from System A?
Choose 1
A. Swap only the left-hand sides of both equations
B. Swap the order of the equations
C. Replace one equation with itself where a quantity is added to only one side
D. Replace one equation with itself where the same quantity is added to both sides
2) Based on the previous answer, are the systems equivalent? In other words, do they have the same solution? A. Yes B. No

Ineed with this problem 21 show steps

Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is