Respuesta :

wegnerkolmp2741o

Answer:

x = ±5

b. Plus-or-minus 5

Step-by-step explanation:

4 x^2 = 100

Solving for x:

Divide each side by 4.

4x^2 /4 = 100/4

x^2 = 25

Taking the square root of each side:

x = ±√25

x = ±5