Patrick B. answered 03/07/21
Tutor
4.7
(31)
Math and computer tutor/teacher
x+y = 100
4x + 2y = 310
4x + 2(100-x) = 310
4x + 200 - 2x = 310
2x = 110
x = 55
y = 45
Devon I.
asked 03/07/21
Patrick B. answered 03/07/21
Math and computer tutor/teacher
x+y = 100
4x + 2y = 310
4x + 2(100-x) = 310
4x + 200 - 2x = 310
2x = 110
x = 55
y = 45
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