Question

If x = 1 what is y if 31 - x + y is 20

Answer 1

Step-by-step explanation:

Ifx=1,then,

31-x+y=20

31-1+y=20

30+y=20

y=20-30

y=-10

Answer 2

Answer:

y = -10

Step-by-step explanation:

x = 1

31 - x + y = 20

⇒ 31 - 1 + y = 20

⇒ 30 + y = 20

⇒ y = 20 - 30 = -10

∴ y = -10