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Systems of equations y=2x+3 y=-x-9
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Systems of equations
y=2x+3
y=-x-9
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Mathematics
2 years
2021-07-29T15:58:38+00:00
2021-07-29T15:58:38+00:00 2 Answers
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Answers ( )
Answer:
vhguh
Step-by-step explanation:
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Answer:
(-4,-5)
Step-by-step explanation:
[tex]y=2x+3\\y=-x-9=>Multiply(2)=>2y=-2x-18\\\\Add\\3y = -15=>y =-5\\\\Substitute\\x=-y-9=>x=-4[/tex]