Mathematics, 07.10.2019 02:30 ashley232323
Which equation combines with the given equation to form a system of equations with the solution x = 3 and y = 9?
a. x + 2y = 21
b.4x + 6y = 64
c.2x + y = 36
d.4x + y = 21
e.-3x + 4y = 33
f.3x + 2y = 28
Answers: 3
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Which equation combines with the given equation to form a system of equations with the solution x =...
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