janabacon09
janabacon09
03-10-2017
Mathematics
contestada
What is 2x-4y=20 for y
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annalaw2020
annalaw2020
03-10-2017
okay so you need to get the y by itself
2x - 4y = 20
subtract the 2x over
-4y = -2x + 20
divide everything by -4
y = 1/2x - 5 <------- this is your answer
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