$|x|=a\iff x=a\ or\ x=-a\\==============================\\|x+3|=12\iff x+3=12\ or\ x+3=-12\ \ \ \ |subtract\ 3\ from\ both\ sides\\\\\boxed{x=9\ or\ x=-15}$

5 0

2 years ago

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You roll a die. Find the probability of rolling a three or a four.

Tema [17]

Answer:

The probability is 1/3

Step-by-step explanation:

There are 6 faces on a die and you are given two faces to possibly land on. 2/6 can be reduced to 1/3

8 0

3 years ago

Para hoy xfa HAY 15 PUNTOS

neonofarm [45]

Answer:

It should be A if im not corect

Step-by-step explanation:

5 0

2 years ago

What is the surface area of a pyramid?

devlian [24]

Well, to get the surface area, you do length x width x height. Multiply the side length of the base by the slant height and divide by two. Then, multiply by 4. This will give you the lateral surface area of the pyramid.

6 0

2 years ago