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A student says that if 5x2 = 20, then x must be equal to 2. Do you agree or disagree with the student? Justify your answer.

Respuesta :

rosabellagrumb

Answer: agree

Step-by-step explanation:

5(2)=10•2=20

Answer:

disagree

Step-by-step explanation:

Given

5x² = 20 ( divide both sides by 5 )

x² = 4 ( take the square root of both sides )

x = ± [tex]\sqrt{4}[/tex] = ± 2

x = 2 or x = - 2 are the solutions to the equation

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