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svet-max [94.6K]
3 years ago
8

Which of the following is an angle subtraction postulate that can be derived from the angle addition postulate m∠QRS + m∠RST = m

∠QRT?
Question 7 options:

A)

m∠RST = m∠QRT – m∠QRS

B)

m∠QRT = m∠RST – m∠QRS

C)

m∠QRS = m∠RST – m∠QRT

D)

m∠QRS = m∠RST
Mathematics
1 answer:
vaieri [72.5K]3 years ago
3 0
I think it’s C but I’m not sure so keep trying
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Write an absolute value equation to satisfy the given solution set shown on a number line.
aivan3 [116]

Answer: IX - 4I ≤ 4

Step-by-step explanation:

In the numer line we can see that our possible values of x are in the range:

0 ≤ x ≤ 8

And we want to find an absolute value equation such that this set is the set of possible solutions.

An example can be:

IX - 4I ≤ 4

To construct this, we first find the midpoint M of our set, in this case is 4.

Then we write:

Ix - MI  ≤ IMI

Notice that i am using the minor and equal sign, this is because the black dots means that the values x = 0 and x = 8 are included, if the dots were empty dots, it would be an open set and we should use the <  > signs.

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3 years ago
Last week, Evelyn ran 44 laps at the community center. Peter ran 75% of the number of laps that Evelyn ran. How many laps did Pe
emmainna [20.7K]

Answer:

Peter ran 33 laps.

Step-by-step explanation:

Multiply Evelyn's 44 laps by 75% or 0.75 to get your answer.

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3 years ago
What is the GCF of 10 and 35?
siniylev [52]

Answer:

Step-by-step explanation:

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3 years ago
Select the correct answer.
lidiya [134]

Answer: y=2x+7

(this is a rearranged version of y-2x=7 from question)

Step-by-step explanation:

4x=5-2y

y-2x=7

i would rearrange the 2nd value into y intercept form y=mx+b

so move the -2x to the other side of the = sign by doing the opposite, +2x on both sides to isolate the y

y=2x+7

you didn't give any options for "correct answer" so i can't give

you A B C or D answers

8 0
1 year ago
James and Sarah went out to lunch. The price of lunch for both of them was $20. They tipped their server 15% of that amount.
Wittaler [7]

\bf \begin{array}{|c|ll} \cline{1-1} \textit{a\% of b}\\ \cline{1-1} \\ \left( \cfrac{a}{100} \right)\cdot b \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{15\% of 20}}{\left( \cfrac{15}{100} \right)20}\implies 3~\hfill \begin{array}{llll} \stackrel{\textit{price + tip}}{20+3\implies 23}\\\\ \stackrel{\textit{each one paid half of 23}}{11.5} \end{array}

4 0
3 years ago
Read 2 more answers
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