Х 78,63,80 y 17.25.34 x+Y X-Y

Question

Х 78,63,80
y 17.25.34
x+Y
X-Y

Answer 1

Х = 78
У = 17
х + у =78 + 17 = 95
х - у = 78 - 17 = 61
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х = 63, у = 25
х + у = 63 + 25 = 88
х - у = 63 - 25 = 38
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х = 80,  у = 34
х + у = 80 + 34 = 114
х - у = 80 - 34 = 46