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Arada [10]
3 years ago
7

HELP ON A TEST Factor the expression: 4x^2 - 121 (x^2 means x squared)

Mathematics
1 answer:
GenaCL600 [577]3 years ago
8 0
(2x-11)(2x+11) is the answer
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What is the answer for the picture that is linked below?
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Answer:

18%

Step-by-step explanation:

6840:38000*100 =

(6840*100):38000 =

684000:38000 = 18

3 0
3 years ago
Katherine buys a tv with a normal price of $200 and she has a 25% off coupon. How much money did she save????
andrey2020 [161]

Given:

Normal price of a tv = $200

Coupon = 25% off

To find:

The money saved by Katherine.

Solution:

Katherine buys a tv with a normal price of $200 and she has a 25% off coupon. It means, the money saved by Katherine is 25% of normal price of tv, i.e., $200.

Saving=25\%\text{ of }200

Saving=\dfrac{25}{100}\times 200

Saving=25\times 2

Saving=50

Therefore, the money saved by Katherine is $50.

6 0
3 years ago
Water runs from a pump at a rate of 0.5 gallons per minute. At this rate, how long would it take to fill a tub with a 150-gallon
lutik1710 [3]

Answer:

300 min or 5 hours

Step-by-step explanation:

so if it pumps 0.5 gallons per minute than in 2 minutes it would pump 1 whole gallon so with that we know 1gallon=2 minutes.

so with that we multipy both sides by 150 which will be 150 galons=300 minutes or 5 hours

3 0
3 years ago
WILL GIVE PONITS!DUE TODAY! 20 points!
Aneli [31]

Answer:

Step-by-step explanation:

3 0
2 years ago
Jerry had $1,018.00 in savings. last week he spent $84.00 on a desk and $372.00 on a computer from his savings. this week at a p
liberstina [14]
Original balance $1,018.00
Desk cost -$84.00
Computer cost -$372.00
Savings from job +$44.00
Current balance = $606.00
Amount to be added to get original balance:
1018 - 606
= $412.00
3 0
4 years ago
Read 2 more answers
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