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Sylvia Walker
Mathematics
6 October, 15:20
Solve the following system of equations.
5x+7y=4
-4x-3y=2
X=?
Y=?
+2
Answers (
1
)
Anastasia Villa
6 October, 15:50
0
4 (5x + 7y = 4)
5 (-4x - 3y = 2)
20x + 28y = 16
-20x - 15y = 10
13y = 26
y = 2
5x + 7 (2) = 4
5x + 14 = 4
5x = - 10
x = - 2
Your answer would be (-2, 2)
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