ari218
05.05.2020 •
Mathematics
Solve the system of linear equations.
x = 8 - 2y
x + 3y = 12
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Ответ:
(0,4)
Step-by-step explanation:
x = 8 - 2y
x + 3y = 12
Substitute the first equation into the second equation
x+3y =12
(8-2y) +3y = 12
Combine like terms
8+y = 12
Subtract 8 from each side
8+y-8 = 12-8
y = 4
Now we need to solve for x
x = 8 -2y
= 8-2(4)
= 8-8
=0
(0,4)
Ответ:
answer:
33 feet
Step-by-step explanation:
I counted