4+5+8/2x9=????????????

Mathematics

2 answers:

Zolol [24]3 years ago

5 0

45. Using order of operations.

Phoenix [80]3 years ago

5 0

Answer:

=45

Step-by-step explanation:

4+5+4*9

9+36

=45

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Kim drove k miles to see her family. Tran drove 3 times as far as Kim to get to his family's city, plus another 28 miles to get

balandron [24]

Answer:

$3k+28$ miles

Step-by-step explanation:

We are given that

Kim drove distance to see her family=k miles

We have to find the expression which represents the number of miles Tran drove.

According to question

3 times of k=3k

Now, adding 28 to 3k

Therefore, the expression is given by

3k+28

Hence, the expression which represents the number of miles Tran drove

$3k+28$ miles

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3 years ago

I need to increase the numbers of customers I talk to daily by 20%. I talk to an average of 8 customers per hour during an 8 hou

irina [24]

Answer:77

Step-by-step explanation:Talk to 8 customers per hour, work 8 hours, so:Talk to 8*8 = 64 customers.

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4 0

1 year ago

Calvin work as an air conditioning contractor the customer wants to buy an air condition for his family room his room measure 30

Verdich [7]

ANSWER

$3840 {ft}^{3}$

EXPLANATION

The room represents a rectangular prism or a cuboid.

The dimensions of the room are 30 feet by 16 feet by 8 feet(height).

The volume of a rectangular prism is

$= base \: area \: \times \: height$

Substitute the given values

$= 30 \times 16 \times 8 {ft}^{3}$

Simplify:

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Hence the cubic feet of air in the room is 3,840ft³.

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3 years ago

(-2b+4)(6b^2-4b+2) multiplying

masya89 [10]

Answer:

$( - 2b + 4)(6 {b}^{2} - 4b + 2) \\ \\ = - 12 {b}^{3} + 8 {b}^{2} - 4b + 24 {b}^{2} - 16b + 8 \\ \\ = - 12 {b}^{3} + 32 {b}^{2} - 20b + 8$