Answer
a. (0,12)
b. (2,6)
c. (-1,15)
Work Step by Step
a.
3x+y = 12
3(0) + y = 12
y = 12
(0,12)
b.
3x+y = 12
3x + 6 = 12
3x=6
x=2
(2,6)
c.
3x+y = 12
3(-1) + y = 12
-3 + y = 12
y = 15
(-1,15)
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