Solve the system. Tell how many solutions the system has. -2x + 4y = 9 x-27 = -7

1 answer:

belka [17]2 years ago

7 0

X-27=-7
x=20

-2x+4y=9
-2(20)+4y=9
-40+4y=9
4y=49
y=49/4

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