Question

4. Solve the euation using systemati method and check result x-7=2​

Answer 1

Answer:

9

Step-by-step explanation:

$x -7 = 2 \\ x = 2 + 7 \\ x = 9$

Answer 2

Answer:

9

Step-by-step explanation:

x-7=2

when we bring 7 (subtraction) to the other side, we have addition

7 + 2 = x

so x = 9

Checking

9 -7 =2 ✔