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Anit [1.1K]
3 years ago
5

Complete each proof​

Mathematics
1 answer:
Basile [38]3 years ago
8 0

Answer:

a) given

b) subtraction property

d) 3x+8 -8= 2-8

e) 3x= -6

f) division property

g) x=-2

Step-by-step explanation:

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There are 45 students who play a woodwind instrument in the school band. Of these, 18 play the saxophone. What percent of these
Mashutka [201]

Answer:

40% students play the saxophone.

Step-by-step explanation:

Given:

Total Number of students who play woodwind instrument = 45

Number of students who play saxophone = 18

We need to find the percent of students who play saxophone.

Solution:

Now we can say that;

To find the percent of students who play saxophone we will divide Number of students who play saxophone by Total Number of students who play woodwind instrument and the multiply by 100.

framing in equation form we get;

percent of students who play saxophone = \frac{18}{45}\times100= 40\%

Hence 40% students play the saxophone.

3 0
3 years ago
I dont really understand this??​
jeyben [28]

Answer:

x\geq  -53

Step-by-step explanation:

The inequality includes -53.

The interval notation is \:[-53,\:\infty \:)

\{ x \in \mathbb{R}: x \geq  -53 \}

8 0
3 years ago
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How do u solve 5/4 + 3 1/5 + 1/2
laila [671]

Answer:

Step-by-step explanation:

common denominator is 20

20+4+10 is 34

34/20 is 1 14/20 or 1 7/10

7 0
2 years ago
Find an ordered pair (x,y) that is a solution to the equation.<br> x-3y=9<br> (x,y)= ?
Gemiola [76]

Answer:

(9,-3)

Step-by-step explanation:

7 0
2 years ago
Substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t+3) 4t+12 Which statements are true? Check all tha
almond37 [142]

Answer:

Answers are:

The value of both expressions when t=3 is 32.

The the value of both expressions when t=3 is 24.

The two expressions are equivalent.

Step-by-step explanation:

These answers are 100% correct. I just finished my quiz. I hope this helps

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3 0
3 years ago
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