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4 years ago

Rewrite for two solutions: (x – 3) = 11, –(x – 3) = 11

Mathematics

1 answer:

ANEK [815]4 years ago

3 0

Answer:

x= 14, x=-14

Step-by-step explanation:

All you have to do is combine like-terms:

x-3=11

x=11+3, x=14

and,

-x-3=11

-x=11+3

-x=14 multiply by -1 so x can be positive,

x=-14

Hope this helped and plz mark as brainliest!

Luna G.

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By 3:00 pm, the temperature increased by another 5 degrees Fahrenheit was the temperature at 3:00pm positive or negative?

Ad libitum [116K]

Answer:

Part a) The temperature at noon was -3°F

Part b) The temperature at 3:00 pm was +2°F

Part c) The temperature at 11:00 pm was -6°F

Step-by-step explanation:

The complete question is

When Leo woke up he saw that the temperature was -8°F. By noon the temperature has increased 5°F. Part a) What was the temperature at noon?

Part b) By 3:00 pm, the temperature increased by another 5 degrees Fahrenheit was the temperature at 3:00 pm positive or negative?

Part c) By 11:00 pm, the temperature had dropped 8°F. Was the

temperature at 11:00 PM positive or negative? Explain.

Part a) we know that

You can use a number line to adds the numbers

-8+5=-3°F

therefore

The temperature at noon was -3°F

Part b) we know that

the temperature increased by another 5 degrees

You can use a number line to adds the numbers

-3+5=+2°F

therefore

The temperature at 3:00 pm was +2°F

Part c) we know that

the temperature had dropped 8°F

You can use a number line to adds the numbers

2-8=-6°F

therefore

The temperature at 11:00 pm was -6°F

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3 years ago

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Step-by-step explanation:

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