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marusya05 [52]
2 years ago
10

Solve this root2x-7 =7

Mathematics
2 answers:
torisob [31]2 years ago
7 0

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).

Karo-lina-s [1.5K]2 years ago
5 0
-14??
Idek tbh it’s kinda hard
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