3 years ago

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

Mathematics

2 answers:

adell [148]3 years ago

8 0

Answer:

Step-by-step explanation:

I disagree. If each side of the equation is divided by 5, the result is x2 = 4. By the square root property of equality, x = -2 or x = 2. So x could be -2 instead of 2.

lys-0071 [83]3 years ago

7 0

Answer:

i agree

Step-by-step explanation:

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