3 years ago

I need help with these 3 problems plz explain!:)

1 answer:

4 0

14.
4(5.6) = 4(6.0 - 0.4) = 4(6.0) - 4(0.4) = 22.4

16.
4(6 + 7) = 4(6) + 4(7) = 52

18.
14(10 - 5) = 14(10) - 14(5) = 70

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PLEASE HELP

Alja [10]

Answer:

(-∞ , -1) ∪ (4 , ∞)

Step-by-step explanation:

-1 > 3x + 2 or 3x + 2 > 14

-1> 3x + 2 or 3x + 2 > 14

-1 - 2 > 3x or 3x > 14 - 2

-3 > 3x or 3x > 12

-1 > x or x > 4

(-∞ , -1) ∪ (4 , ∞)

Hope it helps :)

Please mark my answer as the brainliest

8 0

1 year ago

∠A and \angle B∠B are vertical angles. If m\angle A=(5x-9)^{\circ}∠A=(5x−9) ∘ and m\angle B=(8x-30)^{\circ}∠B=(8x−30) ∘ , then f

elena55 [62]

9514 1404 393

Answer:

x = 7

Step-by-step explanation:

Vertical angles have the same measure, so ...

m∠A = m∠B

(5x -9)° = (8x -30)°

21 = 3x . . . . . . . . . divide by °, add 30-5x

7 = x . . . . . . . . . . divide by 3

5 0

3 years ago

Amelia sent an equal number of messages each day for one week. At the end of the week, she has sent 49 messages. How many messag

Helen [10]

Answer:

7 messages

Step-by-step explanation:

1 week = 7 days

7 messages a day.

49 divide by 7

4 0

3 years ago

djyliett [7]

Answer:

two different ways this could be done.

Step-by-step explanation:

3 0

3 years ago

The greatest of the common factors of two or more numbers is called an ______ of numbers

Olegator [25]

It’s called the GCF

7 0

4 years ago