For the given systems we have:
1) Swap the right sides of both equations in system A.
2) No, the systems are not equivalent systems.
<h3>How can we get System B from System A?</h3>
The two systems are:
A:
-10x - 4y = 0
-2x + 7y = 8
B:
-10x - 4y = 8
-2x + 7y = 0
Notice that the only different thing between the systems is that the right sides are inverted. So, if we invert the right side of A, we will get system B.
2) Are the systems equivalent?
No, the systems are not equivalent because to go from system A to system B we only modified the right side of system A, the systems would be equivalent only if modifying both sides of A gave system B, but this is not the case.
If you want to learn more about systems of equations:
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Answer:
11/25
Step-by-step explanation:
Can be written as 44/100
- Divide both numerator and denominator by 4 and you'll find the simplest term
Answer:
5 gifts
Step-by-step explanation:
20 + 5 = 25
25/5 = 5
You make $8.40 per hour $117.60 divided by 14 = $8.40 per hour
Ty makes $8.25 per hour $148.50 divided by 18 = $8.25 per hour
Kim makes $8.60 per hour $137.60 divided by 16 = $8.60 per hour
Kim has the highest pay rate in dollars per hour