3 years ago

somebody read 50 pages of a book in 50 minutes she reads at a constant rate how many pages did she read per minute

1 answer:

4 0

If she reads 50 pages of a book in 50 minutes, just divide 50 by 50.

50 / 50 = 1 She reads one page of a book a minute.

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torisob [31]

Answer:

<u>1 gallon / 600 sq ft</u>

Step-by-step explanation:

As we can see, we are given that 600 sq ft uses one gallon to cover, therefore one gallon covers 600 sq ft (just vice versa of what's given).

4 0

2 years ago

Harlamova29_29 [7]

Answer:

f(-4) = 72, f(x + 5) = 3x² + 23x + 36

Step-by-step explanation:

f(-4) = 3(-4)² - 7(-4) - 4

= 48 - (-28) - 4

f(-4) = 72

f(x + 5) = 3(x + 5)² - 7(x + 5) - 4

= 3(x + 5)(x + 5) - 7(x + 5) - 4

= 3(x² + 10x + 25) - 7(x + 5) - 4

= 3x² + 30x + 75 - 7x - 35 - 4

f(x + 5) = 3x² + 23x + 36

4 0

3 years ago

earnstyle [38]

Answer:

$x^{3} +x^{2} +1$

Step-by-step explanation:

5 0

3 years ago

Scrat [10]

I think is 40 meters

6 0

3 years ago

Volgvan

9 more than y is an expression so it would be 9+y

6 0

3 years ago