Twice a number increased by 28=48 plus the number
what is the number
i set up the equation like this: ? x 2 + 28 = 48 + ?

what is the number?
can someone solve this equation and show all steps

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

1. 8

2. 9

3. 20

4. 3

5. 17

6. 2.2

7. 11.25

8. 1

9. 14

10. 2

step-by-step explanation:

thats the first half