Asked by Jeremiah
To solve the simultaneous equation 1.4x + 3y = -1 2y - 3x = -12
Answers
Answered by
Henry
Eq1: 1.4x + 3y = -1.
Eq2: -3x + 2y = -12.
Multiply Eq1 by -2, Eq2 by 3, and add:
-2.8x - 6y = 2
-9x + 6y = -36
Sum: -11.8x = -34, X = 2.88.
In Eq1, replace X with 2.88 and solve for Y.
Eq2: -3x + 2y = -12.
Multiply Eq1 by -2, Eq2 by 3, and add:
-2.8x - 6y = 2
-9x + 6y = -36
Sum: -11.8x = -34, X = 2.88.
In Eq1, replace X with 2.88 and solve for Y.
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