The temperature at 9 a.m. is 2 degrees. The temperature rises 3 more degrees by noon. Which expression describes the temperature at noon?
2 + 3
2 + (–3)
–2 + (–3)
–2 + 3

Respuesta :

it starts at 2 degrees which is not a negative number and temperature rises so it isn't a negative number either

 so it would be 2+3

An expression is defined as a set of numbers, variables, and mathematical operations. The correct option is A, 2+3.

What is an Expression?

In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.

Given that the temperature at 9 a.m. is 2 degrees. Further, the temperature rises 3 more degrees by noon.

As two whole numbers are added together, the total quantity or sum of those values is obtained. Therefore, the expression that describes the temperature at noon is 2 + 3.

This is because the temperature is positive and after the temperature rises, the temperature will be added.

Hence, the expression that describes the temperature at noon is 2 + 3.

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