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16.01.2021 •
Mathematics
Evaluate the function when x=−2, 0, and 5. g(x)=3x−2
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Ответ:
x=-2
g(-2)= 3(-2)-2
= -6-2
g(-2)= -8
x=0
g(0)= 3(0)-2
=-2
x=5
g(5)=3(5)-2
g(5)=13
Ответ:
Ответ:
x+2y=12(1)
x-2y=3(2)
Adding equations 1 and 2
we get
2x=18
x=9
Equation 1
9+2y=15
2y=15-9
2y=6
y=3
The solution of the given system is x=9, y=3
Step-by-step explanation