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siniylev [52]
3 years ago
11

Brainliest answer to first

Mathematics
1 answer:
dangina [55]3 years ago
4 0

Answer:

(a) -1^2 = -1

(b) 3 = 3

(c) 2(3) + 1 = 7

Step-by-step explanation:

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shusha [124]
12 pi inches square
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3 years ago
A number, n, is multiplied by -7/8. The product is -0.5. What is the value of n?
Yuki888 [10]

Answer: A.n = 4/7

have:

n.\frac{-7}{8} =-0.5\\\\n.\frac{-7}{8}=\frac{-1}{2}\\\\n=\frac{-1}{2}:\frac{-7}{8}=\frac{4}{7}

Step-by-step explanation:

3 0
3 years ago
Kelly plants 45 tulips in 30 minutes what is the unit rate?
Natasha_Volkova [10]

Answer:

1.5 per minute

Step-by-step explanation:

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7 0
3 years ago
I need help on doing this
yaroslaw [1]

Answer:

1. 5.67232

2. 1.0472

5. 9.94838

6. -5.49779

7. 2.24746048

10. -0.0161006623

Step-by-step explanation:

Those were the only ones I could help on, sorry I couldn't help on the other ones.

5 0
4 years ago
Martha's bathroom is shaped like a rectangle with dimensions of 5ft by 7ft. The floor of the room is made of decorative square t
Sergio039 [100]
We know that

[area of <span>Martha's bathroom]=5*7-----> 35 ft</span>²

[area of one tiles]=(1/4)²-----> 1/16 ft²

if 1 tile has area of--------------> 1/16 ft²
 x tiles---------------------------> 35 ft²
x=35/(1/16)-----> x=35*16-----> x=560 tiles

the answer is
560 tiles
6 0
3 years ago
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