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ra1l [238]
3 years ago
7

Simplify the following expressions:

Mathematics
1 answer:
liraira [26]3 years ago
6 0

10x + 6 + 2(x + 5) =

= 10x + 6 + 2x + 10 = 12x + 16

6 - 5(x + 2) = 6 - 5x - 10 = -5x - 4

-2x - 10(2 + 4x) =

= -2x - 20 - 40x = -42x - 20

6 - (x + 3) = 6 - x - 3 = -x + 3

3x - (x + 10) + 12 =

= 3x - x - 10 + 12 = 2x + 2

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4 books for $26 and 6 books for $42<br> What’s the better buy?
tester [92]

Answer:

4 books for $26

Step-by-step explanation:

4 books for $26

Take the price and divide by the number of books

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6 books for $42

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3 0
3 years ago
a building with a height of 32m casts a shadow that is 20m long. a person standing casts a shadow that is 1.2 m long how tall is
wlad13 [49]
Most of the information's required for solving the question is already given in the question.
Height of the building that casts a shadow of 20 m = 32 m
Then
Height of the man that casts a shadow of 1.2 m = (32/20) * 1.2 meter
                                                                             = 3.2 * 1.2 meter
                                                                             = 3.84 meter
So the actual height of the person casting a shadow of 1.2 meter is 3.84 meters. I hope that the procedure used for solving the problem is easy enough for you to understand. You can definitely use this method in future for solving problems of similar type without requiring any additional help from outside.

6 0
4 years ago
the landscaper uses 4 bags of topsoil to cover 3/8 of the garden. how many bags of topsoil will he need to buy to cover the whol
77julia77 [94]
Other answer is a SCAM bot don’t click on link
3 0
3 years ago
PLZZZZZ HELP AND HURRRRRY!
galben [10]

Answer:

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Step-by-step explanation:

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Step-by-step explanation:

4 0
3 years ago
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