Question

To draw the graph of 2x + y = 7, find the value of y when x = - 1​

Answer 1

Answer:

2(-1)+y=7

-2+y=7

y=7+2

y=9

Answer 2

Step-by-step explanation:

2x + y = 7 put x= -1

2×-1+y=7

-2 +y =7

y =7+2

y = 9