Question

solve 4th part please?????​

Answer 1

Answer:

Here is ur answer buddy.

hope it helps you.

Answer 2

Step-by-step explanation:

x-3y=7.....(1)

3x-3y=15.....(2)

subtracting equation (1) from (2),

3x-3y=15

-

x-3y =7

- + -

---------------------

2x = 8

x=4

substituting x=4 in equation (1),

4-3y=7

-3y=3

y= -1

solution is (4, -1).

hope it is helpful.