Question

for drawing grap of equation 2x-y=9,if x coordinate is -2 what is y​

Answer 1

Answer:

y= -13

Step-by-step explanation:

Given: 2x-y=9

if x= -2

then

2(-2)-y=9

-4-y=9

y=-9-4

y= -13

This is the required answer.

Answer 2

Answer:

y is 5

Step-by-step explanation:

2x-y=9

x=-2

2×-2-y=9

4-y=9

y=9-4

y=5