Mathematics, 16.12.2020 19:30 berniece2002

I have ten mins pls help Which equation combines with the given equation to form a system of equations with the solution x = 3 and y = 9? x + 2y = 21

A.
4x + 6y = 64
B.
2x + y = 36
C.
4x + y = 21
D.
-3x + 4y = 33
E.
3x + 2y = 28

Answers: 2

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I have ten mins pls help Which equation combines with the given equation to form a system of equations with the solution x = 3 and y = 9? x + 2y = 21 A. 4x + 6y = 64 B. 2x + y = 36 C. 4x + y = 21 D. -3x + 4y = 33 E. 3x + 2y = 28

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Another question on Mathematics

I have ten mins pls help Which equation combines with the given equation to form a system of equations with the solution x = 3 and y = 9? x + 2y = 21

A.
4x + 6y = 64
B.
2x + y = 36
C.
4x + y = 21
D.
-3x + 4y = 33
E.
3x + 2y = 28