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Hatshy [7]
2 years ago
10

Express

Mathematics
1 answer:
MakcuM [25]2 years ago
6 0
Answer is x-1/3x^2
Merry Christmas
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Kate is allowed to work no more than 20 hours a week. She has already worked 13 hours this week. At most, how many more hours CA
Alja [10]

Answer:

A) \displaystyle x + 13 ≤ 20; x ≤ 7

Step-by-step explanation:

The keywords are no more than, meaning that twenty hours is the MAXIMUM, or LIMIT, so you would choose this answer choice.

* There IS a range, so you must include <em>equal</em><em> </em><em>to</em>.

I am joyous to assist you anytime.

8 0
3 years ago
What is the formula for the discriminant?
Dennis_Churaev [7]

Answer:

In the case of a quadratic equation ax2 + bx + c = 0, the discriminant is b2 − 4ac; for a cubic equation x3 + ax2 + bx + c = 0, the discriminant is a2b2 + 18abc − 4b3 − 4a3c − 27c2.

Step-by-step explanation:

4 0
2 years ago
I need some help please.
Crazy boy [7]

Answer:

(-5,-4)

Step-by-step explanation:

A 180 counterclockwise rotation of (5, 4).

The transformation rule is as follows:

(x,y) turns into (-x,-y).

5 0
3 years ago
Rich and Aylen are saving money to buy baseball tickets. Rich has $5 more than 3 times the amount of money Aylen has. Together,
Olenka [21]

Answer:

4x + 5 = 101

Step-by-step explanation:

<u>Step 1: Determine how much money both have</u>

Aylen: x

Rich: 5 + 3x

<u>Step 2: Write an equation and solve</u>

Aylen + Rich = 101

x + 5 + 3x = 101

<u>Step 3: Solve the equation</u>

x + 5 + 3x = 101

4x = 96

x = 24

Step 4: Determine how much money does Aylan and Rich have

Aylan has $24

Rich has 5 + 3(24) = $77

7 0
2 years ago
Darren spent 4 /2 hours on his homework on Monday. On Tuesday, he spent 2 31shours on his
guapka [62]

Answer: 4 hours 31 min

Step-by-step explanation: first you need to simplify or solve 4/2 which is 2 because 4 divided by 2 is 2 and on Tuesday he spent 2 hours and 31 min no simply add 2 hours plus 2 hours and 31 min which gives you 4 hours and 31 min

3 0
3 years ago
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