Question

Solve this root2x-7 =7

Answer 1

Answer:

28.

Step-by-step explanation:

1) the range of x is: 2x-7>0; ⇔ x>3.5.

2) the solution is:

$\sqrt{2x-7}=7;$

2x-7=49;

2x=56; ⇔ x=28 (28>3.5, belongs to the range of x above).

Answer 2

-14??
Idek tbh it’s kinda hard