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andrew-mc [135]
3 years ago
14

8 - 2x + 4 + 8x – 21

Mathematics
2 answers:
den301095 [7]3 years ago
5 0

Answer:

6x-9

Step-by-step explanation:

combine like terms

Rudiy273 years ago
3 0

Answer:

Step-by-step explanation:

6x. + -9

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7x + 2y=-7 y=5x+5 I need help with this
AlexFokin [52]
Make the first system of question in y=... form and then just equal 5x+5= whatever the other one equals.
6 0
4 years ago
What’s the answer to number 6?
Sonbull [250]
С = 2πr
11π = 2πr
11π/2π = r 
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7 0
3 years ago
Can a percent of change be greater then 100% Explain.
mixer [17]

Step-by-step explanation:

Yes.  Percent of change is the amount of change divided by the initial value.

% of change = (final − initial) / initial × 100%

If the change is greater than the initial value, then the percent change is greater than 100%.

For example, if the price of something triples from $1 to $3, the percent of change is:

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8 0
4 years ago
Which real-world transformations can be represented by dilations? Select two options. 1. turning a camera to take a photograph 2
Fittoniya [83]

Answer:

3 and 4

Step-by-step explanation:

A dilation is a transformation that produces an image that is the same shape as the original, but is a different size so here reducing a photograph to half its dimensions and enlarging a photograph to double the dimensions is dilation.

=> For dilation, we use a certain scale factor

=> In the 3rd option, scale factor is 1/2

=> In the 4th option, scale factor is 2.

4 0
4 years ago
What is the measure of angle F ??
masha68 [24]
9x+14x+4x+90 = 360
27x = 270
x = 10

<F = 14x = 14(10) = 140
4 0
3 years ago
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