Respuesta :

boricuaperez
the answer would be 5
that's because 5 to the power of 2 is 25

Answer:

x = 5, -5

Step-by-step explanation:

17+x^2=42

-17        -17

x^2 = 25

x = + or - root of 25

x = 5,-5

Otras preguntas

good job