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PLEASE HELP ME!!!! What system of equations is shown on the graph below? A. x-2y=-4 and 2x+y=4 B. x-2y=4 and 2x+y=-4 C. x-2y=-2 and 2x+y=-4 D. x-2y=2 and 2x+y=4
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PLEASE HELP ME!!!! What system of equations is shown on the graph below? A. x-2y=-4 and 2x+y=4 B. x-2y=4 and 2x+y=-4 C. x-2y=-2 and 2x+y=-4 D. x-2y=2 and 2x+y=4
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Oct 2, 2021
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PLEASE HELP ME!!!! What system of equations is shown on the graph below?
A. x-2y=-4 and 2x+y=4
B. x-2y=4 and 2x+y=-4
C. x-2y=-2 and 2x+y=-4
D. x-2y=2 and 2x+y=4
Mathematics
high-school
Chris Lefevre
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Chris Lefevre
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B
Straight line= y=mx+c
Orange line
c=-4
m= 4/-2 =-2
y=-2x-4
Rearranged: 2x+y=-4
Blue line
c=-2
m= 2/4 =1/2
y=1/2x-2
Multiply by 2 to get rid of fraction
-2(y=1/2x-2)
= -2y=-x+4
Rearranged:
x-2y=4
TchPowDog
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Oct 7, 2021
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TchPowDog
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