Respuesta :

wolfiechow067

Answer:

x=1.666667,−1.666667

Step-by-step explanation:

9x^2−25=0

Step 1: Add 25 to both sides.

9x^2−25+25=0+25

9x^2=25

Step 2: Divide both sides by 9.

9x^2/9=259

x^2=25/9

Step 3: Take square root.

x=±25/9

x=1.666667,−1.666667
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