3 years ago

PLEASE HELP ME SUCCEED!!!

Mathematics

1 answer:

vlabodo [156]3 years ago

3 0

Answer:

1. true

2. false

Step-by-step explanation:

1. <2 & <3 is true they are adjacent angles because it is supplementary angles

2. <2 and <4 is false because they are vertical angles

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Need help with questions 18,20, and 22 please and thank you

Tatiana [17]

Answer:

18. x² + x - 4

20. $\frac{x^{2} +2x-3}{x+1}$ or $x + 1 - \frac{4}{x+1}$

22. x² + 2x - 2

Step-by-step explanation:

For some reason my work was unable to be submitted so please see attachment for detailed explanation

6 0

3 years ago

The cost of a catering prom is 250 plus $15 for each person attending. what is the cost of 150 people?

Anastasy [175]

Answer:

$2500

Step-by-step explanation:

First, multiply the $15 for the 150 people attending, to get 2250. Next, add the last $250 to get a total cost of $2500

Hopefully this helps- let me know if you have any questions!

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3 years ago

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How many degrees are in an angle that turns through 3/4 of a circle

german

Answer:

270°

Step-by-step explanation:

360/4 = 90

90*3 = 270

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2 years ago

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What is 30+10x=100 how to solve

Georgia [21]

X=7
100-30=70
70/10
x=7
hope this helps

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3 years ago

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In Exercises 6 and 7, use the given measure to find the missing value in each data set. 6. The mean of the ages of 5 brothers is

strojnjashka [21]

Solution

Problem 6

For this case we can do this:

12, 16,__, 14, 8, 7

We can solve for x like this:

$\frac{12+16+x+14+8+7}{6}=13$ $x=13\cdot6-(12+16+14+8+7)=21$

Problem 7

7 0

1 year ago