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Cale
Mathematics
6 December, 20:27
Find the values of x and y
43 = 3x + y
+1
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Brielle Cannon
6 December, 20:28
0
3x+y=27, when x=7
1. Replace any x in the equation with 7.
3 (7) + y=27
2. Simplify.
21+y=27
3. Solve for y.
y=27-21
y=6
4. Check your answer by inserting x=7 and y=6 into the original equation.
3 (7) + 6=27
21+6=27
27=27
Yes, it checks.
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Lane Dunn
6 December, 20:52
0
It is X = (43/3,0)
Y = (0,43)
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