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brilliants [131]
3 years ago
7

If A= 4 2 -7 -3 and B= -3 4 -1 5, what is the solution to the equation AX=B​

Mathematics
2 answers:
Eduardwww [97]3 years ago
8 0

Answer:

D

Step-by-step explanation:

comment on previous answer

horrorfan [7]3 years ago
3 0

Answer:

-1.53125

Step-by-step explanation:

(42-7-3) times x = (-34-15)

32x= -49

-1.53125=x

if simplified then round to -1.53

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Ellle bought 6 pineapples for $12.95. Estlm<br> the cost of each pineapple to the nearest cent?
Zarrin [17]

Answer:

$2.16

Step-by-step explanation:

divide $12.95 by 6

12.95/6=2.15833333333

round to the nearest cent : $2.16

4 0
3 years ago
Cathy borrows $3280 at 0.3% simple interest per month. When Cathy pays the loan back 9 years later what is the total amount that
Afina-wow [57]

Answer: Simple interest= Principal× rate× time/ 100

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Step-by-step explanation:

4 0
3 years ago
at the car wash fundraiser jenna's team washed 14 cars in 45 minutes. if they keep up at that rate, how many cars can the team w
s2008m [1.1K]
You can write it as a proportion and then solve the proportion. 
(2.5 hours is 150 minutes)
14 cars          x cars
--------------- = -------------------
45 minutes    150 minutes

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4 0
4 years ago
A pumpkin weighs 12.8 pounds. How many ounces is that?
viktelen [127]
204.8 ounces you’re welcome :)
7 0
3 years ago
Read 2 more answers
Mike and three of his friends charger about to go on a deep-sea fishing trip the trip cost $549 which they were split evenly my
sveta [45]
Steps:

$549/4 people
= $137.25/person

20% of $137.25
= 0.2 x 137.25
= $27.45

$27.45 + $137.25
= $164.70

therefore, mike will pay $164.70: $27.45 as a tip to the deckhand and $137.25 for his individual share of the entire trip.
6 0
3 years ago
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