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System by Substitution -3x-3y= -12 Y=0
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System by Substitution -3x-3y= -12 Y=0
asked
Aug 8, 2017
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System by Substitution
-3x-3y= -12
Y=0
Mathematics
high-school
Timour
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Timour
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1
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Substitute the 0 in for y:
-3x - 3(0) = -12
-3x - 0 = -12
-3x = -12
Divide by -3:
-12/-3= 4
Answer:
x = 4
PersyJack
answered
Aug 13, 2017
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PersyJack
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