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Kipish [7]
3 years ago
8

Select all the expressions that are equivalent to 9 + 7x – 3y.

Mathematics
1 answer:
Lisa [10]3 years ago
7 0

Answer:

9 – (–7)x – 3y

Step-by-step explanation:

because - * - = +

so 9 – (–7)x – 3y = 9+7x -3y

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1.. If a golfer’s score of 4 under par is represented by –4 on a number line, then how would a golfers score of 4 over par best
olya-2409 [2.1K]
This is a bit of a guess, but I think probably a) +4 and also a) -215
3 0
3 years ago
Rewrite without absolute value sign for different values of x: y=− 2x+5 + 2x−5 if x<−2.5; if x>2.5; if −2.5≤x≤2.5
valentina_108 [34]

Answer:

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3.0

Step-by-step explanation:

PLz make brainlestiset answer

4 0
3 years ago
3x+6=30 i need some help
goldenfox [79]

Answer:

24

Step-by-step explanation:

3x+6=30

Get the co-efficient by itself

3x +6=30

     -6.   -6

3x=24

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24/3

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4 0
3 years ago
Read 2 more answers
Jill has a photograph that is 4 inches wide by 6 inches high. If she enlarges it so that the width is 12
Nadya [2.5K]

Answer:

The inches in height will be 18 inches.

Step-by-step explanation:

Okay so we know that the original width is 4 inches and she enlarged that to 12 inches

So what we first have to do is find out how much did the photograph "grow" per se. To find this we have to divide 12 by 4. 12 divided by 4 = 3.

So, the width of the photograph grew "times 3" inches

Now whatever you do to the width you have to do to the height. In this case, what is "3 times" 6 (which is the height). 3 times 6 = 18 inches

So in simpler words 12 divided 4 = 3 x 6 = 18 inches

The inches in height will be 18 inches.

Jill has a square with a width of 12 inches, and a height of 18 inches.

Have a wonderful day!

5 0
3 years ago
Help<br> Find the lateral area of this cone.<br> Round to the nearest tenth.
nata0808 [166]

Answer:

233.5 in²

Step-by-step explanation:

First we have to find the slant height.

5²+14²=c²

25+196=c²

221=c²

c=14.866

Now we can find the lateral area.

\pirl

\pi(5)(14.866)

=233.51566

To the nearest tenth=

233.5 in²

3 0
4 years ago
Read 2 more answers
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