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Yuliya22 [10]
3 years ago
13

Help me on question 3

Mathematics
1 answer:
alexira [117]3 years ago
5 0
(X-5)(-6+x) is -6x+x^2+30-5x which is x^2-11x+30 so Dan is correct Emily will have made a mistake when timesong either -6 x XOR -5 x x.
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Find the next term for the given sequence.52, 45, 38, 31
valkas [14]
The answer is 24. To get to each term, we can see that the value is decreasing by 7. So 31 - 7 = 24
4 0
3 years ago
How do I find the missing side?
SpyIntel [72]

Answer:

using pythagorean theorem I got that x=8.67698104181

4 0
3 years ago
On a number line what is the distance between -12 and 20 ??
KIM [24]

Answer:  Step-by-step explanation:

In order to answer this question you will need to find 2 distances and then add them to each other.

Begin at -29.  How far will you have to move to the right 29 in order to get to 0?

Now how far will you have to more to get from 0 to 100?

Draw an open number line to help you.

_____________________________________________________

-29                                           0                                                   100

Your first distance is 29.  Your second distance is 100.  The total distance is 129.

3 0
3 years ago
If angle ABD is 90 degrees. Select all of the angles that measure 42 degrees.
m_a_m_a [10]

Answer:

Measure of angle 2 and angle 4 is 42°.

Step-by-step explanation:

From the figure attached,

m∠ABC = 42°

m(∠ABD) = 90°

m(∠ABD) = m(∠ABC) + m(∠DBC)

90° = 43° + m(∠DBC)

m(∠DBC) = 90 - 43 = 47°

Since ∠ABC ≅ ∠4 [Vertical angles]

m∠ABC = m∠4 = 42°

Since, m∠3 + m∠4 = 90° [Complimentary angles]

m∠3 + 42° = 90°

m∠3 = 90° - 42°

        = 48°

Since, ∠5 ≅ ∠3 [Vertical angles]

m∠5 = m∠3 = 48°

m∠3 + m∠2 = 90° [given that m∠2 + m∠3 = 90°]

m∠2 + 48° = 90°

m∠2 = 90 - 48 = 42°

m∠3+ m∠4 = 90° [Since, ∠3 and ∠4 are the complimentary angles]

48° + m∠4 = 90°

m∠4 = 90 - 48 = 42°

Therefore, ∠2 and ∠4 measure 42°.

5 0
3 years ago
11t - 6t = 45 solve the equation and enter the value of t below ​
Arada [10]

Answer:

t = 9

Step-by-step explanation:

11t - 6t = 45

5t = 45

<h3>t =  \frac{45}{5}</h3>

t = 9

<h3>Hope it is helpful....</h3>
8 0
2 years ago
Read 2 more answers
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