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i need help with number 7. its solving systems of equations by substitution. please show work!!! i need help
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Dec 14, 2018
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i need help with number 7. its solving systems of equations by substitution. please show work!!! i need help
Mathematics
high-school
Taugenichts
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#7:
Subtract y
from both sides:
-4x=6-y
Divide both sides by -4:
Answer:
x= -6-y/4
#7 part 2:
Add
y
to both sides:
-5x=21+y
Divide both sides by -5:
Answer: x=-21+y/5
hope i helped!
Wibbler
answered
Dec 20, 2018
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Wibbler
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