awesome267
03.02.2020 •
Mathematics
Solve the system equations
y=x^2-8 4x+y=-8
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Ответ:
4x+(x^2-8)=-8
4x+x^2-8=-8
4x+x^2=0
x^2+4x=0
x = -4
Now you insers this x-value in the first or second equation (i use the first):
y=(-4)^2-8=16-8=8
Therefore the conclusion must be x=-4 and y=8
Ответ:
Step-by-step explanation:
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