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Diano4ka-milaya [45]
3 years ago
15

The work of a student to solve a set of equations is shown:

Mathematics
1 answer:
butalik [34]3 years ago
8 0
Step 2! The reason for that is the student didnt multiplied (15-2z) with -2. But she should have!
You might be interested in
Mark the number line to show 1/4. Label 0 and 1 on the number line
emmainna [20.7K]
0 -1/8 -1/4 -1/2 -1
5 0
3 years ago
Can someone check my anserws pls
Kay [80]

Answer:

Which of the following are prime numbers: (3, 4, 5, 6, 7)

The answer is B  3, 5, 7

Which of the following are prime numbers: (21, 23, 25, 27, 29)

The answer is D  23, 29

Fill in the blanks: All_____ numbers are considered composite except for the number__.

The answer is B  even, 2

Which of the following are composite numbers: (31, 33, 35, 37, 39)

The answer is C  33, 35, 39

What is a composite number?

The answer is C  A number with more than two factors

What are the factors of 12?

The answer is A  1, 2, 3, 4, 6 & 12

Which of the following are composite numbers: (70, 71, 71, 73, 74)

The answer is B  71, 73

What would you consider the number 1?

The answer is D  neither

Step-by-step explanation:

A prime number has only two factors, no more no less.

A composite number has more than two factors.

The number 1 is neither because it doesn't have two factors to be a prime number, nor does it have more than two factors to be a composite number. It has only one factor.

I hope this helped.

7 0
3 years ago
Help me with 26,25,24
nexus9112 [7]
26: <span>-90 / 5 = -18
25: </span><span>-2 / 5 = -0.4
24: </span><span>-5 / 5 = -1</span>
4 0
3 years ago
Read 2 more answers
Erin buys a bag of peanuts that weighs 3/4 of a pound.Later that week, the bag is 2/3 full.How much does the bag of peanuts weig
dusya [7]
So he started with 3/4 lb and ended up with 2/3 of that so 2/3 of 3/4

'of' can be roughly translated as multiply

so 2/3 times 3/4 =6/12=1/2 lb left

or you know that there are 3 out of 4 parts pound left so 2 out of 3 parts of nuts is = 2/4 or 1/2 lb
6 0
3 years ago
Does the function y = 8x represent a direct or inverse variation
liraira [26]
This is direct variation since the x isn't in the denominator.
3 0
3 years ago
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