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3 years ago

14

What is the answer ?

1 answer:

mina [271]3 years ago

3 0

Answer:

1)x=15

2)x=38

3)x=7

4)x=10

Step-by-step explanation:

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F(x) = x² + 3<br> Find f(-2)

Svetradugi [14.3K]

Answer:

7

Step-by-step explanation:

$f(-2)=(-2)^2+3=4+3=7$

6 0

2 years ago

Desenați două drepte și o secantă, numerotați unghiurile și scrieți perechile de unghiuri:a) alterne interne b) interne de aceea

Natasha_Volkova [10]

Answer:

Step-by-step explanation:

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3 years ago

Solve for r<br> 96=84-12r

DochEvi [55]

Answer:

-1

Step-by-step explanation:

96=84-12r

96-84=-12r

12=-12r

-1=x

x=-1

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3 years ago

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Fiona can make 8 cards in 1/2 hour. She divides to find the number of cards she can make per hour, but she makes a mistake. Thre

OlgaM077 [116]

Answer:

16 cards in 1 hour

Step-by-step explanation:

8 cards, 1/2 hour

16 cards in 1 hour

Make a proportion.

8/30min= x/60min

Solve the proportion by cross- multiplying.

30x=480

3x=48

x=16

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3 years ago

Ainat [17]

Answer:

choice 4) Acute

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3 years ago

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