Question

Find the value of x in equation 3x + y = 7 if y = 1​

Answer 1

Answer:

x=2

Step-by-step explanation:

given,

value of y is 1

substitute the the value in equation

3x+1= 7

transpose 1 to other side

3x= 7-1

3x= 6

transpose 3 to the other side

x= 6/3

x=2

Answer 2

Step-by-step explanation:

3x +1= 7

3x = 7-1

3x = 6

x = 6by 3

x = 2