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Verified answer
3x - 5y = 15 * 2 ⇒ 6x - 10y = 307x + 2y = 19 * 5 ⇒ 35x + 10y = 95
= 41x = 125
= x = 125/41
= x = 3 2/41
15 = 3x - 5y | 2 | 30 = 6x - 10y
19 = 7x + 2y | 5 | 95 = 35x + 10y +
125 = 41x
x = 125/41
x = 3 2/41