Question

solve this question ​

Answer 1

Plane x = 3 in equation (I)

Eq. (I) -

$5 \times \boxed{3} + 3y = 9 \\ \\ = > 3y = 9 - \boxed{15} \\ \\ = > 3y = \boxed{ - 6} \\ \\ = > y = \frac{ \boxed{ - 6 {}} }{3} \\ \\ = > y = \boxed{ - 2}$

hope it helps.

Answer 2

Answer:

2

Step-by-step explanation:

5×3+3y=9

3y=9-15

3y=6

y=6/3

y=2