2 years ago

The quantity of a number plus 4, divided by 9

1 answer:

stira [4]2 years ago

8 0

This answer should be (X+4)/9

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Pavel [41]

-x^2 + 4 = 2x + 1
-x^2 - 2x + 4 - 1 = 0
-x^2 - 2x + 3 = 0
(x + 3)(-x + 1)= 0

x + 3 = 0 -x + 1 = 0
x = -3 -x = -1
x = 1

so x = -3 and x = 1

8 0

2 years ago

Bogdan [553]

F(x)=3x^2 - 2x +1
f(-1)=3(-1)^2-2(-1)+1
f(-1)=3( 1 ) +2+1
f(-1)=3+3
f(-1)=6

7 0

2 years ago

Kryger [21]

Answer:

There are currently 50 states in the United States.

The number of states in 1795 in the United States = 15

Now, the fraction of the states that had become a part of the United States by 1795 is given below:

$\frac{15}{50}=\frac{3}{10}$

4 0

2 years ago

yan [13]

Answer: There are 20 boys

Step-by-step explanation:

4 0

2 years ago

Serhud [2]

3/9 + 1/2 = 5/6
2 1/3 + 2 1/4 = 4 and 7/12

7 0

2 years ago