Question

The given equation is 7x – 5y = 19 ; find x when y = –1

Answer 1

Answer:

$x = 2$

Step-by-step explanation:

$When \: y = - 1 \: \: \\ </p><p>7 x \: - \: 5y \: = \: 19 \\ </p><p>7x \: - \: 5 *(-1) \: = 19 \\ </p><p>7x \: = 19 \: - \: 5 \\ 7x = 14 \\ x = 2$