Question

If x + 7 = 9 , then 2x + 4 is ​

Answer 1

Answer:

8

Step-by-step explanation:

X+7=9

X=9-7

X=2

2x+4

Substitute x=2 in 2nd equation

2*2+4

=4+4

=8

Answer 2

Answer:

8

Step-by-step explanation:

x + 7 = 9

x = 9 - 7

x = 2

( x = 2 )

2x + 4 = ?

(2×2) + 4 = ?

4 + 4 = 8