Please help19 through 21

1 answer:

never [62]3 years ago

3 0

Answer:

Step-by-step explanation:

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Stels [109]

The area is 307.72 yds

4 0

3 years ago

Vlada [557]

Answer:

x = 7

Step-by-step explanation:

12x - 66 + 15 = 3x +12

12x - 51 = 3x + 12

9x = 63

x = 7

6 0

3 years ago

Aleks [24]

Yes that is correct ,

5 0

2 years ago

Svetllana [295]

3! (Three factorial) is the same as 3 • 2 • 1. So 3! = 6

3 0

2 years ago

kow [346]

Ur answr would be 154.50 because if u do 30.90 5 times or times 30.90 by 5 its 154.50

6 0

4 years ago

Please help19 through 21​