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Sati [7]
3 years ago
8

Find the value of z, if it is known that 5+2z is 3 more than 3z−4 Thanks

Mathematics
2 answers:
77julia77 [94]3 years ago
4 0
The answer is 6 I believe
Allushta [10]3 years ago
3 0

Answer:  The required value of z is 6.

Step-by-step explanation:  Given that 5+2z is 3 more than 3z-4.

We are to find the value of z.

According to the given information, the equation expressing the given statement mathematically can be written and solved as follows:

5+2z=(3z-4)+3\\\\\Rightarrow 5+2z=3z-1\\\\\Rightarrow 3z-2z=5+1\\\\\Rightarrow z=6.

Thus, the required value of z is 6.

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Tim measures the length of four grasshoppers in his backyard: 5/4cm, 7/4cm, 9/4cm, 3/4cm. What is the average length?
hodyreva [135]

Answer:

1.5 cm

Step-by-step explanation:

To find averages, you add up all the values then divide by the amount of number there are (i.e, 6, 7, 8, so there would be three numbers and therefore divide by 3)

6 0
3 years ago
The librarian noticed that 60% of seventh graders checked out fantacy books. About how many of 240 seventh graders would check o
ehidna [41]

Answer:

The correct answer is 144.

Step-by-step explanation:

The librarian noticed that 60% of total seventh graders checked out fantasy books from the library.

Total number of seventh graders is given to be 240.

Number of seventh grade students who checked out fantasy books = 60% of 240 = 0.6 × 240 = 144.

Thus out of 240 seventh graders 144 of them would check out  a fantasy book from the library.

4 0
3 years ago
What is the slope of the line that passes through the points (-6, 8) and (-9, 7)? Write your answer in simplest form.
yanalaym [24]

Answer:

m=1/3

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Step-by-step explanation:

Find the rise and run.

1. -6--9=run=3

2. 8-7=rise=1

6 0
2 years ago
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irina1246 [14]
Diameter is the answer
 
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3 years ago
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Is that right? <br><br> If not please help me out.
Alex73 [517]

Answer:

Yeah.it is right

Step-by-step explanation:

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