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liraira [26]
3 years ago
15

9(x+3)=7x-2x+4 solve forx

Mathematics
2 answers:
san4es73 [151]3 years ago
5 0

Answer:

x=-5.75

Step-by-step explanation:

9(x+3)=7x-2x+4

9x+27=5x+4

4x+27=4

4x=-23

4x/4=-23/4

x=-5.75

Paladinen [302]3 years ago
3 0
9x+12=5x+4
9x-5x=12-4
4x=8
x=8/4
x=2
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Between x = 0 and x = 1, which function has a smaller average rate of change than y = 3x ?
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y=2x

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smaller average rate of change than y = 3x

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The acute angle of the right angle triangle are in the ratio of 4:5​
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Answer:

Since the triangle is a right angled triangle, one of the angles is 90°. In the right angled triangle, the acute angles are in the ratio 4:5. Let the measures of the acute angles of the triangle in degrees be 4k and 5k, where k is a constant.

Step-by-step explanation:

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4 0
3 years ago
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How many digits will be in the quotient…
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3 years ago
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5. As two boats are coming to the end of a race, a top view of their positions is
Dafna1 [17]

The distance of the boat on the right to the finish line is 297.29 m and the distance of the boat on the left to the finish is 294.11 m, so the boat on the left will reach the finish line faster.

<h3>How do you know which boat will reach the finish line faster? </h3>

The image shows two triangles of which we know an angle and the value of the opposite leg. Therefore, we can perform a mathematical operation to know the value of the hypotenuse of these triangles, which would be the distance of the boats to the goal as shown below.

h = hypotenuse

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h = \frac{110 m}{ Sin 22}

h = \frac{110 m}{0.37}

h = 297,29 m

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According to the above, the distance of the boat on the left is less, so it can be inferred that this boat will reach the finish line faster.

Learn more about triangles in: brainly.com/question/2269348

8 0
2 years ago
Will someone please explain how to do
MrRissso [65]
Distribute the negative first -7c+18-2>0
simplify -7c+16>0
subtract 16 both sides -7c>-16
divide by -1
MOST IMPORTANT PART
when you divide both sides by -1, you HAVE to change the greater/less than sign
so -7c>-16 becomes 7c<16
now divide by 7
c<16/7
I hope you don't yet want to graph it, because graphing is something that's a bit harder to show here

6 0
3 years ago
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