Respuesta :

Answer:

The equation is equal to 78°-x=56°

The decrease in temperature is 22°

Step-by-step explanation:

Let

x-----> the decrease in temperature

we know that

The equation that represent this situation is equal to

78°-x=56°

Solve for x

x=78°-56°

x=22°

Answer:

The required equation is [tex]78^\circ F-t=56^\circ F[/tex]

The decrease in temperature is 22°F.

Step-by-step explanation:

Given : The temperature in Springfield at 10:00 a.m. was 78°F. During the day, it dropped to 56°F.

To find : Write and solve an equation to  find the decrease in temperature ?

Solution :

We have given that temperature is dropped i.e. there is decrease in teh temperature.

Let the decrease in the temperature be 't'.

According to question,

The temperature in Springfield at 10:00 a.m. was 78°F. During the day, it dropped to 56°F.

i.e. the required equation is [tex]78^\circ F-t=56^\circ F[/tex]

Solve,

[tex]t=78^\circ F-56^\circ F[/tex]

[tex]t=22^\circ F[/tex]

The decrease in temperature is 22°F.

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