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use the substitution method y=1/3x+2 -2x+3y=9
Question
use the substitution method
y=1/3x+2
-2x+3y=9
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Mathematics
3 years
2021-08-01T06:18:07+00:00
2021-08-01T06:18:07+00:00 1 Answers
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Answers ( )
Answer:
(-3, 3)
Explanation:
y = 1/3x + 2
-2x + 3y = 9
-2x + 3(1/3x + 2)
-2x + x + 6 = 9
-x + 6 = 9
-x = 3 —> x = -3
y = 1/3(3) + 2
y = 1 + 2
y = 3