Patrick B. answered 02/10/19
Math and computer tutor/teacher
x+y = 1290
2.3x + 4.6y = 4692
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y = 1290 - x
23x + 46y = 46920
x + 2y = 2040 <--- divides by 23
x + 2(1290 - x) = 2040
x + 2580 - 2x = 2040
-x = -540
x=540
y = 1290 - 540 = 750